focused person Antonyms

scatterbrain nerd twit turkey tomfool spud spoony simpleton sap dope boob weeny rattlebrained schmuck ding-dong moron dork putz goon goof poop poon dip dill cuckoo cretin clot clod chump bungler dolt dummy dunce mug jerk jackass ignoramus harum-scarum half-wit flibbertigibbet fathead balloon