acute Antonyms

obtuse nonessential weak-minded wacky vacuous unoffensive unessential undiscerning unconsequential witless wooden unimportant unnecessary around the bend barmy dotty kooky loopy touched thick tactless nonsensical nutty obtuse-angled pointless purposeless rash retarded ridiculous risible senseless shortsighted silken simple-minded slow slow-witted stupid round the bend empty-headed certifiable birdbrained dumb as a bag of hammers dunderheaded imbecilic half-assed unintelligent muttonheaded pea-brained schizophrenic unsharpened