harebrained Synonyms

mad insane softheaded ill-advised witless wild unwise unsensible unconsidered thoughtless temerarious stupid silly senseless ridiculous reckless rash cockeyed addlebrained scatterbrained rattlebrained unintelligent ill-considered featherheaded dippy cockamamie birdbrained half-baked crackpot ill-conceived feebleminded lightheaded featherbrained empty-headed airheaded preposterous nonsensical madder giddy frivolous foolish foolhardy flighty fatuous dizzy daft crazy cray careless brainless