long-haired

furry

hirsute ragged rough ruffled rugged uncombed unshorn

kempt shaven smooth

agile astute bold brainy bright brilliant canny crafty good nimble quick resourceful sharp shrewd slick wise

acute adept alert brisk genius keen knowing pointed ready skull whiz

apt clever effective eggheaded fresh impertinent ingenious nervy on the ball pert quick-witted sassy

dull foolish ignorant naive slow stupid unaware unclever unintelligent

obtuse unskilled