diff --git a/packages/@aws-cdk/cfnspec/spec-source/cfn-docs/cfn-docs.json b/packages/@aws-cdk/cfnspec/spec-source/cfn-docs/cfn-docs.json
index f5cb2f56051fa..8897d5ebd7233 100644
--- a/packages/@aws-cdk/cfnspec/spec-source/cfn-docs/cfn-docs.json
+++ b/packages/@aws-cdk/cfnspec/spec-source/cfn-docs/cfn-docs.json
@@ -4608,10 +4608,10 @@
       "description": "Contains customized metric specification information for a target tracking scaling policy for Application Auto Scaling.\n\nFor information about the available metrics for a service, see [AWS services that publish CloudWatch metrics](https://docs.aws.amazon.com/AmazonCloudWatch/latest/monitoring/aws-services-cloudwatch-metrics.html) in the *Amazon CloudWatch User Guide* .\n\nTo create your customized metric specification:\n\n- Add values for each required parameter from CloudWatch. You can use an existing metric, or a new metric that you create. To use your own metric, you must first publish the metric to CloudWatch. For more information, see [Publish custom metrics](https://docs.aws.amazon.com/AmazonCloudWatch/latest/monitoring/publishingMetrics.html) in the *Amazon CloudWatch User Guide* .\n- Choose a metric that changes proportionally with capacity. The value of the metric should increase or decrease in inverse proportion to the number of capacity units. That is, the value of the metric should decrease when capacity increases, and increase when capacity decreases.\n\nFor more information about CloudWatch, see [Amazon CloudWatch concepts](https://docs.aws.amazon.com/AmazonCloudWatch/latest/monitoring/cloudwatch_concepts.html) .\n\n`CustomizedMetricSpecification` is a property of the [AWS::ApplicationAutoScaling::ScalingPolicy TargetTrackingScalingPolicyConfiguration](https://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/aws-properties-applicationautoscaling-scalingpolicy-targettrackingscalingpolicyconfiguration.html) property type.",
       "properties": {
         "Dimensions": "The dimensions of the metric.\n\nConditional: If you published your metric with dimensions, you must specify the same dimensions in your scaling policy.",
-        "MetricName": "The name of the metric.",
+        "MetricName": "The name of the metric. To get the exact metric name, namespace, and dimensions, inspect the [Metric](https://docs.aws.amazon.com/AmazonCloudWatch/latest/APIReference/API_Metric.html) object that is returned by a call to [ListMetrics](https://docs.aws.amazon.com/AmazonCloudWatch/latest/APIReference/API_ListMetrics.html) .",
         "Namespace": "The namespace of the metric.",
         "Statistic": "The statistic of the metric.",
-        "Unit": "The unit of the metric."
+        "Unit": "The unit of the metric. For a complete list of the units that CloudWatch supports, see the [MetricDatum](https://docs.aws.amazon.com/AmazonCloudWatch/latest/APIReference/API_MetricDatum.html) data type in the *Amazon CloudWatch API Reference* ."
       }
     },
     "AWS::ApplicationAutoScaling::ScalingPolicy.MetricDimension": {
@@ -14383,7 +14383,7 @@
       "attributes": {},
       "description": "The Kubernetes network configuration for the cluster.",
       "properties": {
-        "IpFamily": "Specify which IP family is used to assign Kubernetes pod and service IP addresses. If you don't specify a value, `ipv4` is used by default. You can only specify an IP family when you create a cluster and can't change this value once the cluster is created. If you specify `ipv6` , the VPC and subnets that you specify for cluster creation must have both IPv4 and IPv6 CIDR blocks assigned to them.\n\nYou can only specify `ipv6` for 1.21 and later clusters that use version 1.10.1 or later of the Amazon VPC CNI add-on. If you specify `ipv6` , then ensure that your VPC meets the requirements listed in the considerations listed in [Assigning IPv6 addresses to pods and services](https://docs.aws.amazon.com/eks/latest/userguide/cni-ipv6.html) in the Amazon EKS User Guide. Kubernetes assigns services IPv6 addresses from the unique local address range (fc00::/7). You can't specify a custom IPv6 CIDR block. Pod addresses are assigned from the subnet's IPv6 CIDR.",
+        "IpFamily": "Specify which IP family is used to assign Kubernetes pod and service IP addresses. If you don't specify a value, `ipv4` is used by default. You can only specify an IP family when you create a cluster and can't change this value once the cluster is created. If you specify `ipv6` , the VPC and subnets that you specify for cluster creation must have both IPv4 and IPv6 CIDR blocks assigned to them. You can't specify `ipv6` for clusters in China Regions.\n\nYou can only specify `ipv6` for 1.21 and later clusters that use version 1.10.1 or later of the Amazon VPC CNI add-on. If you specify `ipv6` , then ensure that your VPC meets the requirements listed in the considerations listed in [Assigning IPv6 addresses to pods and services](https://docs.aws.amazon.com/eks/latest/userguide/cni-ipv6.html) in the Amazon EKS User Guide. Kubernetes assigns services IPv6 addresses from the unique local address range (fc00::/7). You can't specify a custom IPv6 CIDR block. Pod addresses are assigned from the subnet's IPv6 CIDR.",
         "ServiceIpv4Cidr": "Don't specify a value if you select `ipv6` for *ipFamily* . The CIDR block to assign Kubernetes service IP addresses from. If you don't specify a block, Kubernetes assigns addresses from either the 10.100.0.0/16 or 172.20.0.0/16 CIDR blocks. We recommend that you specify a block that does not overlap with resources in other networks that are peered or connected to your VPC. The block must meet the following requirements:\n\n- Within one of the following private IP address blocks: 10.0.0.0/8, 172.16.0.0/12, or 192.168.0.0/16.\n- Doesn't overlap with any CIDR block assigned to the VPC that you selected for VPC.\n- Between /24 and /12.\n\n> You can only specify a custom CIDR block when you create a cluster and can't change this value once the cluster is created.",
         "ServiceIpv6Cidr": "The CIDR block that Kubernetes pod and service IP addresses are assigned from if you created a 1.21 or later cluster with version 1.10.1 or later of the Amazon VPC CNI add-on and specified `ipv6` for *ipFamily* when you created the cluster. Kubernetes assigns service addresses from the unique local address range ( `fc00::/7` ) because you can't specify a custom IPv6 CIDR block when you create the cluster."
       }
@@ -32458,7 +32458,7 @@
         "AllowMajorVersionUpgrade": "A value that indicates whether major version upgrades are allowed. Changing this parameter doesn't result in an outage and the change is asynchronously applied as soon as possible.\n\nConstraints: Major version upgrades must be allowed when specifying a value for the `EngineVersion` parameter that is a different major version than the DB instance's current version.",
         "AssociatedRoles": "The AWS Identity and Access Management (IAM) roles associated with the DB instance.",
         "AutoMinorVersionUpgrade": "A value that indicates whether minor engine upgrades are applied automatically to the DB instance during the maintenance window. By default, minor engine upgrades are applied automatically.",
-        "AvailabilityZone": "The Availability Zone that the database instance will be created in.\n\nDefault: A random, system-chosen Availability Zone in the endpoint's region.\n\nExample: `us-east-1d`\n\nConstraint: The AvailabilityZone parameter cannot be specified if the MultiAZ parameter is set to `true` . The specified Availability Zone must be in the same region as the current endpoint.",
+        "AvailabilityZone": "The Availability Zone (AZ) where the database will be created. For information on AWS Regions and Availability Zones, see [Regions and Availability Zones](https://docs.aws.amazon.com/AmazonRDS/latest/UserGuide/Concepts.RegionsAndAvailabilityZones.html) .\n\n*Amazon Aurora*\n\nNot applicable. Availability Zones are managed by the DB cluster.\n\nDefault: A random, system-chosen Availability Zone in the endpoint's AWS Region.\n\nExample: `us-east-1d`\n\nConstraint: The `AvailabilityZone` parameter can't be specified if the DB instance is a Multi-AZ deployment. The specified Availability Zone must be in the same AWS Region as the current endpoint.\n\n> If you're creating a DB instance in an RDS on VMware environment, specify the identifier of the custom Availability Zone to create the DB instance in.\n> \n> For more information about RDS on VMware, see the [RDS on VMware User Guide.](https://docs.aws.amazon.com/AmazonRDS/latest/RDSonVMwareUserGuide/rds-on-vmware.html)",
         "BackupRetentionPeriod": "The number of days for which automated backups are retained. Setting this parameter to a positive number enables backups. Setting this parameter to 0 disables automated backups.\n\n*Amazon Aurora*\n\nNot applicable. The retention period for automated backups is managed by the DB cluster.\n\nDefault: 1\n\nConstraints:\n\n- Must be a value from 0 to 35\n- Can't be set to 0 if the DB instance is a source to read replicas",
         "CACertificateIdentifier": "The identifier of the CA certificate for this DB instance.\n\n> Specifying or updating this property triggers a reboot. \n\nFor more information about CA certificate identifiers for RDS DB engines, see [Rotating Your SSL/TLS Certificate](https://docs.aws.amazon.com/AmazonRDS/latest/UserGuide/UsingWithRDS.SSL-certificate-rotation.html) in the *Amazon RDS User Guide* .\n\nFor more information about CA certificate identifiers for Aurora DB engines, see [Rotating Your SSL/TLS Certificate](https://docs.aws.amazon.com/AmazonRDS/latest/AuroraUserGuide/UsingWithRDS.SSL-certificate-rotation.html) in the *Amazon Aurora User Guide* .",
         "CharacterSetName": "For supported engines, indicates that the DB instance should be associated with the specified character set.\n\n*Amazon Aurora*\n\nNot applicable. The character set is managed by the DB cluster. For more information, see [AWS::RDS::DBCluster](https://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/aws-resource-rds-dbcluster.html) .",
@@ -32530,7 +32530,7 @@
       },
       "description": "The `AWS::RDS::DBParameterGroup` resource creates a custom parameter group for an RDS database family.\n\nThis type can be declared in a template and referenced in the `DBParameterGroupName` property of an `[AWS::RDS::DBInstance](https://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/aws-properties-rds-database-instance.html)` resource.\n\nFor information about configuring parameters for Amazon RDS DB instances, see [Working with DB parameter groups](https://docs.aws.amazon.com/AmazonRDS/latest/UserGuide/USER_WorkingWithParamGroups.html) in the *Amazon RDS User Guide* .\n\nFor information about configuring parameters for Amazon Aurora DB instances, see [Working with DB parameter groups and DB cluster parameter groups](https://docs.aws.amazon.com/AmazonRDS/latest/AuroraUserGuide/USER_WorkingWithParamGroups.html) in the *Amazon Aurora User Guide* .\n\n> Applying a parameter group to a DB instance may require the DB instance to reboot, resulting in a database outage for the duration of the reboot.",
       "properties": {
-        "Description": "Provides the customer-specified description for this DB Parameter Group.",
+        "Description": "Provides the customer-specified description for this DB parameter group.",
         "Family": "The DB parameter group family name. A DB parameter group can be associated with one and only one DB parameter group family, and can be applied only to a DB instance running a DB engine and engine version compatible with that DB parameter group family.\n\n> The DB parameter group family can't be changed when updating a DB parameter group. \n\nTo list all of the available parameter group families, use the following command:\n\n`aws rds describe-db-engine-versions --query \"DBEngineVersions[].DBParameterGroupFamily\"`\n\nThe output contains duplicates.\n\nFor more information, see `[CreateDBParameterGroup](https://docs.aws.amazon.com//AmazonRDS/latest/APIReference/API_CreateDBParameterGroup.html)` .",
         "Parameters": "An array of parameter names and values for the parameter update. At least one parameter name and value must be supplied. Subsequent arguments are optional.\n\nFor more information about DB parameters and DB parameter groups for Amazon RDS DB engines, see [Working with DB Parameter Groups](https://docs.aws.amazon.com/AmazonRDS/latest/UserGuide/USER_WorkingWithParamGroups.html) in the *Amazon RDS User Guide* .\n\nFor more information about DB cluster and DB instance parameters and parameter groups for Amazon Aurora DB engines, see [Working with DB Parameter Groups and DB Cluster Parameter Groups](https://docs.aws.amazon.com/AmazonRDS/latest/AuroraUserGuide/USER_WorkingWithParamGroups.html) in the *Amazon Aurora User Guide* .\n\n> AWS CloudFormation doesn't support specifying an apply method for each individual parameter. The default apply method for each parameter is used.",
         "Tags": "Tags to assign to the DB parameter group."
@@ -32634,7 +32634,7 @@
       "properties": {
         "DBSecurityGroupIngress": "Ingress rules to be applied to the DB security group.",
         "EC2VpcId": "The identifier of an Amazon VPC. This property indicates the VPC that this DB security group belongs to.\n\n> The `EC2VpcId` property is for backward compatibility with older regions, and is no longer recommended for providing security information to an RDS DB instance.",
-        "GroupDescription": "Provides the description of the DB Security Group.",
+        "GroupDescription": "Provides the description of the DB security group.",
         "Tags": "Tags to assign to the DB security group."
       }
     },
@@ -32643,9 +32643,9 @@
       "description": "The `Ingress` property type specifies an individual ingress rule within an `AWS::RDS::DBSecurityGroup` resource.",
       "properties": {
         "CIDRIP": "The IP range to authorize.",
-        "EC2SecurityGroupId": "Id of the EC2 Security Group to authorize. For VPC DB Security Groups, `EC2SecurityGroupId` must be provided. Otherwise, EC2SecurityGroupOwnerId and either `EC2SecurityGroupName` or `EC2SecurityGroupId` must be provided.",
-        "EC2SecurityGroupName": "Name of the EC2 Security Group to authorize. For VPC DB Security Groups, `EC2SecurityGroupId` must be provided. Otherwise, EC2SecurityGroupOwnerId and either `EC2SecurityGroupName` or `EC2SecurityGroupId` must be provided.",
-        "EC2SecurityGroupOwnerId": "AWS Account Number of the owner of the EC2 Security Group specified in the EC2SecurityGroupName parameter. The AWS Access Key ID is not an acceptable value. For VPC DB Security Groups, `EC2SecurityGroupId` must be provided. Otherwise, EC2SecurityGroupOwnerId and either `EC2SecurityGroupName` or `EC2SecurityGroupId` must be provided."
+        "EC2SecurityGroupId": "Id of the EC2 security group to authorize. For VPC DB security groups, `EC2SecurityGroupId` must be provided. Otherwise, `EC2SecurityGroupOwnerId` and either `EC2SecurityGroupName` or `EC2SecurityGroupId` must be provided.",
+        "EC2SecurityGroupName": "Name of the EC2 security group to authorize. For VPC DB security groups, `EC2SecurityGroupId` must be provided. Otherwise, `EC2SecurityGroupOwnerId` and either `EC2SecurityGroupName` or `EC2SecurityGroupId` must be provided.",
+        "EC2SecurityGroupOwnerId": "AWS account number of the owner of the EC2 security group specified in the `EC2SecurityGroupName` parameter. The AWS access key ID isn't an acceptable value. For VPC DB security groups, `EC2SecurityGroupId` must be provided. Otherwise, `EC2SecurityGroupOwnerId` and either `EC2SecurityGroupName` or `EC2SecurityGroupId` must be provided."
       }
     },
     "AWS::RDS::DBSecurityGroupIngress": {
@@ -32655,10 +32655,10 @@
       "description": "The `AWS::RDS::DBSecurityGroupIngress` resource enables ingress to a DB security group using one of two forms of authorization. First, you can add EC2 or VPC security groups to the DB security group if the application using the database is running on EC2 or VPC instances. Second, IP ranges are available if the application accessing your database is running on the Internet.\n\nThis type supports updates. For more information about updating stacks, see [AWS CloudFormation Stacks Updates](https://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/using-cfn-updating-stacks.html) .\n\nFor details about the settings for DB security group ingress, see [AuthorizeDBSecurityGroupIngress](https://docs.aws.amazon.com/AmazonRDS/latest/APIReference/API_AuthorizeDBSecurityGroupIngress.html) .",
       "properties": {
         "CIDRIP": "The IP range to authorize.",
-        "DBSecurityGroupName": "The name of the DB Security Group to add authorization to.",
-        "EC2SecurityGroupId": "Id of the EC2 Security Group to authorize. For VPC DB Security Groups, `EC2SecurityGroupId` must be provided. Otherwise, EC2SecurityGroupOwnerId and either `EC2SecurityGroupName` or `EC2SecurityGroupId` must be provided.",
-        "EC2SecurityGroupName": "Name of the EC2 Security Group to authorize. For VPC DB Security Groups, `EC2SecurityGroupId` must be provided. Otherwise, EC2SecurityGroupOwnerId and either `EC2SecurityGroupName` or `EC2SecurityGroupId` must be provided.",
-        "EC2SecurityGroupOwnerId": "AWS Account Number of the owner of the EC2 Security Group specified in the EC2SecurityGroupName parameter. The AWS Access Key ID is not an acceptable value. For VPC DB Security Groups, `EC2SecurityGroupId` must be provided. Otherwise, EC2SecurityGroupOwnerId and either `EC2SecurityGroupName` or `EC2SecurityGroupId` must be provided."
+        "DBSecurityGroupName": "The name of the DB security group to add authorization to.",
+        "EC2SecurityGroupId": "Id of the EC2 security group to authorize. For VPC DB security groups, `EC2SecurityGroupId` must be provided. Otherwise, `EC2SecurityGroupOwnerId` and either `EC2SecurityGroupName` or `EC2SecurityGroupId` must be provided.",
+        "EC2SecurityGroupName": "Name of the EC2 security group to authorize. For VPC DB security groups, `EC2SecurityGroupId` must be provided. Otherwise, `EC2SecurityGroupOwnerId` and either `EC2SecurityGroupName` or `EC2SecurityGroupId` must be provided.",
+        "EC2SecurityGroupOwnerId": "AWS account number of the owner of the EC2 security group specified in the `EC2SecurityGroupName` parameter. The AWS access key ID isn't an acceptable value. For VPC DB security groups, `EC2SecurityGroupId` must be provided. Otherwise, `EC2SecurityGroupOwnerId` and either `EC2SecurityGroupName` or `EC2SecurityGroupId` must be provided."
       }
     },
     "AWS::RDS::DBSubnetGroup": {
@@ -32667,9 +32667,9 @@
       },
       "description": "The `AWS::RDS::DBSubnetGroup` resource creates a database subnet group. Subnet groups must contain at least two subnets in two different Availability Zones in the same region.\n\nFor more information, see [Working with DB subnet groups](https://docs.aws.amazon.com/AmazonRDS/latest/UserGuide/USER_VPC.WorkingWithRDSInstanceinaVPC.html#USER_VPC.Subnets) in the *Amazon RDS User Guide* .",
       "properties": {
-        "DBSubnetGroupDescription": "The description for the DB Subnet Group.",
+        "DBSubnetGroupDescription": "The description for the DB subnet group.",
         "DBSubnetGroupName": "The name for the DB subnet group. This value is stored as a lowercase string.\n\nConstraints: Must contain no more than 255 lowercase alphanumeric characters or hyphens. Must not be \"Default\".\n\nExample: `mysubnetgroup`",
-        "SubnetIds": "The EC2 Subnet IDs for the DB Subnet Group.",
+        "SubnetIds": "The EC2 Subnet IDs for the DB subnet group.",
         "Tags": "Tags to assign to the DB subnet group."
       }
     },
@@ -32679,8 +32679,8 @@
       },
       "description": "The `AWS::RDS::EventSubscription` resource allows you to receive notifications for Amazon Relational Database Service events through the Amazon Simple Notification Service (Amazon SNS). For more information, see [Using Amazon RDS Event Notification](https://docs.aws.amazon.com/AmazonRDS/latest/UserGuide/USER_Events.html) in the *Amazon RDS User Guide* .",
       "properties": {
-        "Enabled": "A Boolean value; set to *true* to activate the subscription, set to *false* to create the subscription but not active it.",
-        "EventCategories": "A list of event categories for a SourceType that you want to subscribe to. You can see a list of the categories for a given SourceType in the [Events](https://docs.aws.amazon.com/AmazonRDS/latest/UserGuide/USER_Events.html) topic in the Amazon RDS User Guide or by using the *DescribeEventCategories* action.",
+        "Enabled": "A value that indicates whether to activate the subscription. If the event notification subscription isn't activated, the subscription is created but not active.",
+        "EventCategories": "A list of event categories for a particular source type ( `SourceType` ) that you want to subscribe to. You can see a list of the categories for a given source type in the \"Amazon RDS event categories and event messages\" section of the [*Amazon RDS User Guide*](https://docs.aws.amazon.com/AmazonRDS/latest/UserGuide/USER_Events.Messages.html) or the [*Amazon Aurora User Guide*](https://docs.aws.amazon.com/AmazonRDS/latest/AuroraUserGuide/USER_Events.Messages.html) . You can also see this list by using the `DescribeEventCategories` operation.",
         "SnsTopicArn": "The Amazon Resource Name (ARN) of the SNS topic created for event notification. The ARN is created by Amazon SNS when you create a topic and subscribe to it.",
         "SourceIds": "The list of identifiers of the event sources for which events are returned. If not specified, then all sources are included in the response. An identifier must begin with a letter and must contain only ASCII letters, digits, and hyphens. It can't end with a hyphen or contain two consecutive hyphens.\n\nConstraints:\n\n- If a `SourceIds` value is supplied, `SourceType` must also be provided.\n- If the source type is a DB instance, a `DBInstanceIdentifier` value must be supplied.\n- If the source type is a DB cluster, a `DBClusterIdentifier` value must be supplied.\n- If the source type is a DB parameter group, a `DBParameterGroupName` value must be supplied.\n- If the source type is a DB security group, a `DBSecurityGroupName` value must be supplied.\n- If the source type is a DB snapshot, a `DBSnapshotIdentifier` value must be supplied.\n- If the source type is a DB cluster snapshot, a `DBClusterSnapshotIdentifier` value must be supplied.",
         "SourceType": "The type of source that is generating the events. For example, if you want to be notified of events generated by a DB instance, set this parameter to `db-instance` . If this value isn't specified, all events are returned.\n\nValid values: `db-instance` | `db-cluster` | `db-parameter-group` | `db-security-group` | `db-snapshot` | `db-cluster-snapshot`"
@@ -35291,7 +35291,7 @@
       "attributes": {},
       "description": "The `MaintenanceWindowRunCommandParameters` property type specifies the parameters for a `RUN_COMMAND` task type for a maintenance window task in AWS Systems Manager . This means that these parameters are the same as those for the `SendCommand` API call. For more information about `SendCommand` parameters, see [SendCommand](https://docs.aws.amazon.com/systems-manager/latest/APIReference/API_SendCommand.html) in the *AWS Systems Manager API Reference* .\n\nFor information about available parameters in SSM Command documents, you can view the content of the document itself in the Systems Manager console. For information, see [Viewing SSM command document content](https://docs.aws.amazon.com/systems-manager/latest/userguide/viewing-ssm-document-content.html) in the *AWS Systems Manager User Guide* .\n\n`MaintenanceWindowRunCommandParameters` is a property of the [TaskInvocationParameters](https://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/aws-properties-ssm-maintenancewindowtask-taskinvocationparameters.html) property type.",
       "properties": {
-        "CloudWatchOutputConfig": "",
+        "CloudWatchOutputConfig": "Configuration options for sending command output to Amazon CloudWatch Logs.",
         "Comment": "Information about the command or commands to run.",
         "DocumentHash": "The SHA-256 or SHA-1 hash created by the system when the document was created. SHA-1 hashes have been deprecated.",
         "DocumentHashType": "The SHA-256 or SHA-1 hash type. SHA-1 hashes are deprecated.",