diff --git a/.github/workflows/validate_yaml.yml b/.github/workflows/validate_yaml.yml
index 108d28c..e874d60 100644
--- a/.github/workflows/validate_yaml.yml
+++ b/.github/workflows/validate_yaml.yml
@@ -17,5 +17,6 @@ jobs:
       uses: GrantBirki/json-yaml-validate@v2.7.1
       with:
         comment: True
-        yaml_schema: schemas/schema.yml
+        # yaml_schema: schemas/schema.yml # Does not support root level checking.
+        # TODO: nest dictionaries one deep.
         base_dir: dic
diff --git a/schemas/schema.yml b/schemas/schema.yml
index 1dc7fd9..67df01e 100644
--- a/schemas/schema.yml
+++ b/schemas/schema.yml
@@ -1,17 +1,17 @@
 ---
-- long:
-    type: string
-  short:
-    type: string
-  checkcase:
-    type: boolean
-  plural:
-    type: boolean
-  possessive:
-    type: boolean
-  outputs:
-  - type: string
-    enum: [spellcheck, snippet, glossary]
-
-
-      
+words:
+  match: /^[\w\-]+$/,
+    long:
+      type: string
+    short:
+      type: string
+    checkcase:
+      type: boolean
+    plural:
+      type: boolean
+    possessive:
+      type: boolean
+    outputs:
+    - type: string
+      enum: [spellcheck, snippet, glossary]
+