Textual thesaurus for "loony"
(adj) cracked, crackers, daft, dotty, haywire, round the bend, loco, loopy, kookie, kooky, balmy, barmy, bats, batty, around the bend, wacky, whacky, buggy, bonkers, nuts, nutty, fruity
informal or slang terms for mentally irregular
it used to drive my husband balmy
(noun) crazy, looney, nutcase, weirdo
someone deranged and possibly dangerous