diff --git a/packages/@aws-cdk/service-spec-types/src/types/common.ts b/packages/@aws-cdk/service-spec-types/src/types/common.ts
index 19767ce6f..999d6c1a6 100644
--- a/packages/@aws-cdk/service-spec-types/src/types/common.ts
+++ b/packages/@aws-cdk/service-spec-types/src/types/common.ts
@@ -52,6 +52,12 @@ export interface NullType {
   readonly type: 'null';
 }
 
+/**
+ *
+ * T is the entity type for compound objects.
+ *
+ * For example: TypeDefinition, EventTypeDefinition.
+ */
 export interface GenericDefinitionReference<T extends Entity> {
   readonly type: 'ref';
   readonly reference: Reference<T>;
diff --git a/packages/@aws-cdk/service-spec-types/src/types/database.ts b/packages/@aws-cdk/service-spec-types/src/types/database.ts
index e58991c1f..fe3cf358b 100644
--- a/packages/@aws-cdk/service-spec-types/src/types/database.ts
+++ b/packages/@aws-cdk/service-spec-types/src/types/database.ts
@@ -2,7 +2,7 @@ import { promises as fs } from 'fs';
 import { gunzipSync } from 'zlib';
 import { Database, entityCollection, fieldIndex, stringCmp } from '@cdklabs/tskb';
 import { IsAugmentedResource, ResourceAugmentation } from './augmentations';
-import { HasEvent, Event, EventUsesType, EventTypeDefinition } from './event';
+import { ResourceHasEvent, Event, EventUsesType, EventTypeDefinition } from './event';
 import {
   DimensionSet,
   Metric,
@@ -63,7 +63,7 @@ export function emptyDatabase() {
       serviceHasMetric: r.relationship<ServiceHasMetric>('service', 'metric'),
       resourceHasDimensionSet: r.relationship<ResourceHasDimensionSet>('resource', 'dimensionSet'),
       serviceHasDimensionSet: r.relationship<ServiceHasDimensionSet>('service', 'dimensionSet'),
-      hasEvent: r.relationship<HasEvent>('resource', 'event'),
+      resourceHasEvent: r.relationship<ResourceHasEvent>('resource', 'event'),
       eventUsesType: r.relationship<EventUsesType>('event', 'eventTypeDefinition'),
     }),
   );
diff --git a/packages/@aws-cdk/service-spec-types/src/types/event.ts b/packages/@aws-cdk/service-spec-types/src/types/event.ts
index fafbdc6cf..8c86f0ad9 100644
--- a/packages/@aws-cdk/service-spec-types/src/types/event.ts
+++ b/packages/@aws-cdk/service-spec-types/src/types/event.ts
@@ -34,7 +34,7 @@ export interface Event extends Entity {
    */
   readonly resourcesField: Array<ResourceField>;
   /**
-   * rootProperty has the reference for the root proprety for this event
+   * rootProperty has the reference for the root property for this event
    */
   readonly rootProperty: Reference<EventTypeDefinition>;
 }
@@ -44,7 +44,7 @@ export interface ResourceField {
   fieldName?: string;
 }
 
-export type HasEvent = Relationship<Resource, Event>;
+export type ResourceHasEvent = Relationship<Resource, Event>;
 
 export type EventProperties = Record<string, EventProperty>;
 export interface EventProperty {