n. 25B6; verb GUESS, conjecture, suspect, deduce, infer, conclude, theorize, speculate, divine; assume, presume, suppose, understand, gather, feel, sense, think, believe, imagine, fancy, reckon; formal opine.
SURMISE
Meaning of SURMISE in English
Concise Oxford thesaurus English vocabulary. Краткий оксфордский словарь английского языка тезаурус. 2012