beef-witted Synonyms

thick as two short planks chowderheaded birdbrained moronic thickheaded boneheaded dopey airheaded barmy addlepated crackbrained damfool dim-headed not the sharpest tool in the shed muttonheaded lamebrained half-assed dunderheaded dumb as a box of rocks dull-headed dippy dim-witted addlebrained thick stupid crass chuckleheaded childish brainless bovine boeotian blockish blockheaded blind crazy cretinous daft retarded oafish lumpish idiotic dumb dozy doltish dim dense averse