diff --git a/src/vocabulary.ts b/src/vocabulary.ts
index a146cc6..d8e99dd 100644
--- a/src/vocabulary.ts
+++ b/src/vocabulary.ts
@@ -200,6 +200,7 @@ export const itemPrefixes = [
 	'燃え盛る',
 	'高圧',
 	'異常',
+	'粗挽き',
 ];
 
 export const items = [