diff --git a/django-stubs/contrib/postgres/search.pyi b/django-stubs/contrib/postgres/search.pyi
index e9b7b78f7..48a91f213 100644
--- a/django-stubs/contrib/postgres/search.pyi
+++ b/django-stubs/contrib/postgres/search.pyi
@@ -104,9 +104,12 @@ class SearchHeadline(Func):
 class TrigramBase(Func):
     def __init__(self, expression: _Expression, string: str, **extra: Any) -> None: ...
 
-class TrigramSimilarity(TrigramBase):
-    function: str
+class TrigramWordBase(Func):
+    def __init__(self, string: str, expression: _Expression, **extra: Any) -> None: ...
 
-class TrigramDistance(TrigramBase):
-    function: str
-    arg_joiner: str
+class TrigramSimilarity(TrigramBase): ...
+class TrigramDistance(TrigramBase): ...
+class TrigramWordDistance(TrigramWordBase): ...
+class TrigramStrictWordDistance(TrigramWordBase): ...
+class TrigramWordSimilarity(TrigramWordBase): ...
+class TrigramStrictWordSimilarity(TrigramWordBase): ...