diff --git a/inflect/__init__.py b/inflect/__init__.py
index ccef776..fcb3d01 100644
--- a/inflect/__init__.py
+++ b/inflect/__init__.py
@@ -2466,7 +2466,7 @@ def compare(self, word1: Word, word2: Word) -> Union[str, bool]:
         ...
         pydantic...ValidationError: ...
         ...
-          ...at least 1 characters...
+          ...at least 1 character...
         """
         norms = self.plural_noun, self.plural_verb, self.plural_adj
         results = (self._plequal(word1, word2, norm) for norm in norms)