diff --git a/profanity-filter.js b/profanity-filter.js
index f6ecba3..7caf349 100644
--- a/profanity-filter.js
+++ b/profanity-filter.js
@@ -394,7 +394,12 @@ class ProfanityFilter {
      */
     filterProfanity(text, replacement = '*') {
         const analysis = this.analyzeProfanity(text);
-        return analysis.filtered;
+        let filteredText = text;
+        for (const match of analysis.matches) {
+            const regex = new RegExp(`\\b${match.word}\\b`, 'gi');
+            filteredText = filteredText.replace(regex, replacement.repeat(match.word.length));
+        }
+        return filteredText;
     }
 
     /**