Synonyms for stupid

Some common synonyms of stupid are: stupid [a.] 1. Senseless, witless, dull, simple, doltish, stolid, obtuse, foolish, sluggish, insensible, brutish, insensate, muddy, muddy-brained, muddy-headed, sottish, slow of apprehension, void of understanding, fat-witted. 2. Unentertaining, prosaic, pointless, prosy, flat, heavy, insipid, tame, vapid, bald, uninteresting, humdrum, dull, foolish, tiresome, tedious. 3. Stupefied, drowsy, torpid, heavy, comatose, lethargic, morbidly sleepy.