diff --git a/docs/sources/write/style-guide/word-list/index.md b/docs/sources/write/style-guide/word-list/index.md
index 444bc5386..96d1d9faa 100644
--- a/docs/sources/write/style-guide/word-list/index.md
+++ b/docs/sources/write/style-guide/word-list/index.md
@@ -32,6 +32,10 @@ This page is a work in progress.
 
 Also, use _data source plugin_ rather than _data-source plugin_.
 
+{{% admonition type="note" %}}
+For other compound adjectives, use a hyphen unless otherwise specified.
+{{% /admonition %}}
+
 **drop-down** - Use this rather than _dropdown_ or _drop down_.
 
 <!--