diff --git a/scripts/resources/spell-check-ignore-list.txt b/scripts/resources/spell-check-ignore-list.txt
index 240bd2545b..63807a206d 100644
--- a/scripts/resources/spell-check-ignore-list.txt
+++ b/scripts/resources/spell-check-ignore-list.txt
@@ -10,4 +10,5 @@ dout
 synopsys
 trun
 complies
-ro
\ No newline at end of file
+ro
+som
\ No newline at end of file
diff --git a/scripts/validation/rules/rules-spelling.yml b/scripts/validation/rules/rules-spelling.yml
index 0ed4f3842f..8090d9f674 100644
--- a/scripts/validation/rules/rules-spelling.yml
+++ b/scripts/validation/rules/rules-spelling.yml
@@ -89,3 +89,10 @@
   type: warning
   format: markdown
   errorMessage: Politically incorrect terminology found (master/slave)
+
+  # SOM (System-On-Module)
+- regex: "(?<!\\S)\\bSO[Mm][eE]\\b"
+  shouldMatch: false
+  type: warning
+  format: markdown
+  errorMessage: Possible ambiguous notation detected. Do you mean SOM (System-On-Module)?