diff --git a/src/main/grammar/Smithy.bnf b/src/main/grammar/Smithy.bnf
index e1e791a..2bb1c8b 100644
--- a/src/main/grammar/Smithy.bnf
+++ b/src/main/grammar/Smithy.bnf
@@ -370,6 +370,7 @@ id ::= symbol | null | boolean | simple_type_name
        | TOKEN_PUT | TOKEN_READ | TOKEN_UPDATE | TOKEN_DELETE | TOKEN_COLLECTION_OPERATIONS | TOKEN_ENUM | TOKEN_INT_ENUM
        | TOKEN_FOR | TOKEN_WITH {
     methods=[null="" boolean=""]
+    mixin="software.amazon.smithy.intellij.psi.SmithyIdMixin"
 }
 
 //Specialized incomplete/intermediate elements which allow for a seamless parsing experience when typing out new entries
diff --git a/src/main/kotlin/software/amazon/smithy/intellij/SmithyReference.kt b/src/main/kotlin/software/amazon/smithy/intellij/SmithyReference.kt
index 4d9a497..014fb91 100644
--- a/src/main/kotlin/software/amazon/smithy/intellij/SmithyReference.kt
+++ b/src/main/kotlin/software/amazon/smithy/intellij/SmithyReference.kt
@@ -15,6 +15,7 @@ import software.amazon.smithy.intellij.psi.SmithyArray
 import software.amazon.smithy.intellij.psi.SmithyControl
 import software.amazon.smithy.intellij.psi.SmithyDefinition
 import software.amazon.smithy.intellij.psi.SmithyEntry
+import software.amazon.smithy.intellij.psi.SmithyId
 import software.amazon.smithy.intellij.psi.SmithyKey
 import software.amazon.smithy.intellij.psi.SmithyMemberDefinition
 import software.amazon.smithy.intellij.psi.SmithyMemberId
@@ -139,6 +140,18 @@ data class SmithyKeyReference(val key: SmithyKey) : SmithyReference(key, soft =
     }
 }
 
+/**
+ * A [PsiReference] from a [SmithyId] to a [SmithyShapeDefinition] (through its parent [SmithyShapeId]).
+ *
+ * [SmithyKey] from fields within a [SmithyTrait] are resolved to their corresponding nested member.
+ *
+ * @author Ian Caffey
+ * @since 1.0
+ */
+data class SmithyIdReference(val id: SmithyId) : SmithyReference(id, soft = id.parent !is SmithyShapeId) {
+    override fun resolve() = (id.parent as? SmithyShapeId)?.resolve()
+}
+
 /**
  * A [PsiReference] from a [SmithyMemberId] to a [SmithyMemberDefinition].
  *
diff --git a/src/main/kotlin/software/amazon/smithy/intellij/psi/ext.kt b/src/main/kotlin/software/amazon/smithy/intellij/psi/ext.kt
index b98b771..c9f3520 100644
--- a/src/main/kotlin/software/amazon/smithy/intellij/psi/ext.kt
+++ b/src/main/kotlin/software/amazon/smithy/intellij/psi/ext.kt
@@ -20,6 +20,7 @@ import com.intellij.psi.util.PsiTreeUtil.getChildrenOfTypeAsList
 import com.intellij.psi.util.PsiTreeUtil.getParentOfType
 import com.intellij.psi.util.siblings
 import software.amazon.smithy.intellij.SmithyFile
+import software.amazon.smithy.intellij.SmithyIdReference
 import software.amazon.smithy.intellij.SmithyKeyReference
 import software.amazon.smithy.intellij.SmithyLanguage
 import software.amazon.smithy.intellij.SmithyMemberReference
@@ -256,6 +257,10 @@ abstract class SmithyEnumMemberMixin(node: ASTNode) : SmithyPsiElement(node), Sm
     }
 }
 
+abstract class SmithyIdMixin(node: ASTNode) : SmithyPsiElement(node), SmithyId {
+    val reference by lazy { SmithyIdReference(this) }
+}
+
 interface SmithyImportExt : SmithyStatement
 abstract class SmithyImportMixin(node: ASTNode) : SmithyPsiElement(node), SmithyImport
 
@@ -855,6 +860,7 @@ abstract class SmithyStringMixin(node: ASTNode) : SmithyPrimitiveImpl(node), Smi
             value = it
             parsed = true
         }
+
     override val reference by lazy { SmithyShapeReference(this) }
 
     override fun subtreeChanged() {
@@ -885,6 +891,7 @@ abstract class SmithyTextBlockMixin(node: ASTNode) : SmithyPrimitiveImpl(node),
             value = it
             parsed = true
         }
+
     override val reference by lazy { SmithyShapeReference(this) }
 
     override fun subtreeChanged() {