Synonyms for Unimportant:
of no account, of no consequence.
•of no real worth, value (adjective)
little, irrelevant, beside the point, immaterial, paltry, picayune, unnecessary, petty, negligible, indifferent, of no consequence, slight, inconsequential, worthless, inconsiderable, low-ranking, trivial, second-rate, minute, trifling, frivolous, insignificant, of no account.
insipid, banal, insignificant, measly, Flyspeck, irrelevant, fiddling, trite, trifling, negligible, worthless, minute, frivolous, trivial, one-horse, inconsequential, piddling.
n.neither here nor there, academic, unrelated, inappropriate, extraneous, marginal. •trifling (noun)
penny ante, negligible, inconsiderable, paltry, unnecessary, slight, of no moment, of no consequence, of no account, second-rate, low-ranking, beside the point.
small-time, hole-and-corner, inconsequential, little, nickel-and-dime, fiddling, trivial, petty, niggling, lilliputian, hole-in-corner, piddling, inconsequent, mickey mouse, indifferent, light, potty, immaterial, inappreciable, piffling, lightweight, footling, superficial, picayune.
marginal, unrelated, extraneous. academic, light. •negligible
penny ante, slight.
•Other relevant words:
light, hole-in-corner, inconsiderable, inappreciable, beside the point, indifferent, footling, mickey mouse, of no consequence, second-rate, penny ante, of no moment, picayune, piffling, inappropriate, unnecessary, paltry, unrelated, little, small-time, immaterial, petty, lilliputian, inconsequent, slight, superficial, extraneous, marginal, potty, lightweight, academic, neither here nor there, nickel-and-dime, negligible, of no account, niggling, hole-and-corner.