adj. 25B6; adjective UNIMPORTANT, trivial, trifling, negligible, inconsequential, of no account, inconsiderable; nugatory, paltry, petty, insubstantial, frivolous, pointless, worthless, irrelevant, immaterial, peripheral; informal piddling.
INSIGNIFICANT
Meaning of INSIGNIFICANT in English
Concise Oxford thesaurus English vocabulary. Краткий оксфордский словарь английского языка тезаурус. 2012