Meaning of MOSTLY in English

adv. 25B6; adverb

the other passengers were mostly businessmen : MAINLY, for the most part, on the whole, in the main, largely, chiefly, predominantly, principally, primarily.

I mostly wear jeans : USUALLY, generally, in general, as a rule, ordinarily, normally, customarily, typically, most of the time, almost always.

Concise Oxford thesaurus English vocabulary.      Краткий оксфордский словарь английского языка тезаурус.