diff --git a/.github/actions/spelling/allow.txt b/.github/actions/spelling/allow.txt
index 8fd5b19dc6..200d4b29f7 100644
--- a/.github/actions/spelling/allow.txt
+++ b/.github/actions/spelling/allow.txt
@@ -43,6 +43,7 @@ COMMONDATA
 comparand
 conemu
 contoso
+cooldown
 COSTDEFERRED
 cotaskmem
 cpprest