insane Synonyms - page 3

berserk brainsick buffoonish buggy corybantic cracked crack-brained cray crazed frenzied hysteric madman madness maniac maniacal mental moonstruck neurotic non compos non compos mentis nonsensical nut nutty phrenetic possessed preposterous rabid madhouse madder hysterical idiotic illogical impractical inane irrational irresponsible jerky laughable loco loca loony loper ludicrous lunatic madding raging