n. madwoman; lunatic, psychopath, psychotic, maniac, Colloq crackpot, psycho, loony, screwball, US kook, Slang nut, nutcase, Brit nutter I am working like a madman to finish the book by the deadline
MADMAN
Meaning of MADMAN in English
Oxford thesaurus English vocab. Английский словарь Оксфорд тезаурус. 2012