Thesaurus
crackbrained
Synonyms and Antonyms of crackbrained
- He had the crackbrained idea that he was receiving radio signals from outer space.
balmy, bats, batty, bedlam, bonkers, brainsick, certifiable, cracked, crackpot, crazed, crazy, cuckoo, daffy, daft, demented, deranged, gaga, insane, kooky (also kookie), loco [slang], loony (also looney), lunatic, mad, maniacal (also maniac), mental, non compos mentis, nuts, nutty, psychotic, screwy, unbalanced, unhinged, unsound, wacky (also whacky)
dotty, fey, loopy, off, teched (or tetched), touched
aberrant, delirious, delusional, delusionary, disordered, disturbed, neurotic, paranoiac (also paranoic), paranoid (also paranoidal), sociopathic
eccentric, odd, oddball, strange
amok (or amuck), ape, ballistic, bananas, berserk, nuclear
distracted, distraught, frantic, frenzied, haywire, hysterical (also hysteric), raving
around the bend, off one's gourd, off one's head, off one's rocker, out of one's head (or mind)
Seen and Heard
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