unimportant
adjective
[ ʌnɪmˈpɔːt(ə)nt ]
• lacking in importance or significance.
• "trivial and unimportant details"
Similar:
insignificant,
inconsequential,
trivial,
minor,
slight,
trifling,
of little/no importance,
of little/no consequence,
of no account,
of no moment,
non-essential,
immaterial,
irrelevant,
peripheral,
extraneous,
not worth mentioning,
not worth speaking of,
petty,
paltry,
insubstantial,
light,
inconsiderable,
superficial,
inferior,
worthless,
nugatory,
pointless,
frivolous,
small-time,
piddling,
small-fry,
no great shakes,
twopenny-halfpenny,
tinpot,
dinky,
picayune,