certifiable Synonyms

mad certified nuts insane psychotic psycho attestable batshit bananas wacko of unsound mind meshuga manic-depressive unhinged Assyria mentally deranged mad as a hatter mad as a March hare raving mad screwy schizophrenic schizoid pucka psychopathic Over the Edge out to lunch out of one's head off one's rocker nutty as a fruitcake not right in the head loopy crackers bonkers loco evincible disturbed deranged demented delusional daft cuckoo crazy crazed cracked confirmable loony lunatic bats barmy vindicable