harum-scarum Synonyms

slaphappy lunatic madcap pell-mell hothead freewheeling swashbuckler carefree daredevil devil-may-care happy-go-lucky goofball lightweight shatter-brain dork ding-dong gone off half-cocked muppet lamer goofus gink dumbhead divvy dingleberry dingbat clunk chowderhead charlie goof berk boob git galoot foolhardy dip coot cluck clot careless ass hasty headlong heedless klutz rash bozo wild reckless mug lummox