Dull Dull synonyms dim dull and dim blunt dull and blunt tiresome dull and tiresome tedious dull and tedious boring dull and boring sluggish dull and sluggish obtuse dull and obtuse slow dull and slow dreary dull and dreary monotonous dull and monotonous Full list of synonyms (4019) Dull antonyms bright dull and bright sharp dull and sharp lively dull and lively interesting dull and interesting active dull and active intelligent dull and intelligent brilliant dull and brilliant clear dull and clear pointed dull and pointed keen dull and keen Full list of antonyms (430) Share this picture Share this image Share this picture Share this image
