sharp Antonyms

dull flat blunt thick slow-witted slow honest dim vacuous at sea vapid watery weak-minded empty-headed witless kooky barmy wooden or so ill-defined unobservant sixty-one unintelligible upwards unleavened reflexive reputable ridiculous scatter-brained scrawled self-contradictory shabby silly simple-minded slobbery slovenly soft-headed stupid tasteless thereabouts thermal undiscerning polygonal ca unintelligent muttonheaded nonsharp unsharp olde worlde pea-brained