v. 25B6; verb SURPRISE, stun, dumbfound, confound, take aback, disconcert, throw (off balance); puzzle, perplex, baffle, bemuse, bewilder; informal faze, flummox, stump, bamboozle, fox; N. Amer. informal discombobulate.
NONPLUS
Meaning of NONPLUS in English
Concise Oxford thesaurus English vocabulary. Краткий оксфордский словарь английского языка тезаурус. 2012