nimble-witted

adroit astute cagey cautious discreet frugal ingenious intelligent judicious prudent shrewd skillful sly subtle wise

able acute careful circumspect cunning dexterous foxy having fancy footwork hep knowing perspicacious quick quick-witted sagacious slick slippery smart smooth street smart streetwise wary watchful with it worldly-wise

awkward careless foolish hasty honest idiotic ignorant imbecile imprudent incautious inept open rash reckless stupid thoughtless uncareful unintelligent unskilled unwise

silly

able active deft effective keen ready sharp vigorous wise

acute adept knowing prompt savvy slick whiz

adroit all there apt astute bright canny capable clever competent dexterous discerning effectual intelligent on the ball perceptive perspicacious quick on the draw quick on the trigger quick on the uptake quick-witted receptive sharp as a tack shrewd skillful smart as a whip wired

blunt dull idle ignorant impotent inactive ineffective inept lazy slow stupid unintelligent useless weak

clumsy

sluggish uneducated

astute brainy intelligent perceptive shrewd

acute agile alert apt bright brilliant canny clever facetious humorous keen knowing on the ball penetrating penetrative prompt quick quick on the draw quick on the uptake ready savvy sharp sharp as a tack sharp-sighted sharp-witted slick whiz wired wise witty

foolish idiotic imbecile stupid unintelligent

slow slow-witted uneducated