Synonyms for loony

Synonyms for (noun) loony

Synonyms: crazy, looney, loony, nutcase, weirdo

Definition: someone deranged and possibly dangerous

Similar words: lunatic, madman, maniac

Definition: an insane person

Synonyms for (adj) loony

Synonyms: cracked, crackers, daft, dotty, haywire, round the bend, loco, loony, loopy, kookie, kooky, balmy, barmy, bats, batty, around the bend, wacky, whacky, buggy, bonkers, nuts, nutty, fruity

Definition: informal or slang terms for mentally irregular

Usage: it used to drive my husband balmy

Similar words: insane

Definition: afflicted with or characteristic of mental derangement

Usage: was declared insane; insane laughter

Visual thesaurus for loony