diff --git a/11ty/definitions/sanity-check.md b/11ty/definitions/sanity-check.md
index d69f8708..2cb558c3 100644
--- a/11ty/definitions/sanity-check.md
+++ b/11ty/definitions/sanity-check.md
@@ -17,6 +17,7 @@ alt_words:
   - smoke test
   - temperature check
   - soundness check
+  - plausibility check
   - spot check
   - gut check
 reading: