n. 25B6; verb (informal) MISHANDLE, mismanage, mess up, make a mess of, bungle; informal botch, make a hash of, fluff, foul up, louse up; Brit. informal make a pig's ear of, make a Horlicks of; N. Amer. informal goof up.
MUFF
Meaning of MUFF in English
Concise Oxford thesaurus English vocabulary. Краткий оксфордский словарь английского языка тезаурус. 2012