Frivolous, dinky, and extraneous are all synonyms for unimportant. Important and significant are antonyms of unimportant. And here are 37 another word for unimportant.
Dinky, extraneous, frivolous, immaterial, inconsequential, inconsiderable, inferior, insignificant, insubstantial, irrelevant, light, minor, no great shakes, non-essential, not worth mentioning, not worth speaking of, nugatory, of little/no consequence, of little/no importance, of no account, of no moment, paltry, peripheral, petty, piddling, pointless, slight, small-fry, small-time, superficial, tinpot, trifling, trivial, twopenny-halfpenny, worthless, and picayune are all synonyms for unimportant.
Unimportant synonym page has a variety of synonyms that differ in length. 4 synonyms with 5, and 9 letters and 3 synonyms with 6, and 13 letters. 1 synonym with 7, 12, 14, 15, 17, 20, and 21 letters and 5 synonyms with 8, and 10 letters.
2 synonyms with 11, and 18 letters. For a total of 35 another word for unimportant.
His opinion seemed completely unimportant to them.
The details were considered unimportant yesterday.
She felt unimportant during the meeting.
Small tasks often feel unimportant initially.