8
insignificant(adjective, slight, lower, value, stupid)
7
extra(adjective, spare, unreasonable, extreme, useless)
7
inconsequential(adjective, slight, lower, value, stupid)
7
worthless(adjective, slight, lower, value, stupid)
6
additional(adjective, extraordinary, new, spare, fresh)
6
de trop(expression, adjective, idiom, spare, extra)
6
unrequired(adjective, casual, unimportant, useless, extra)
5
excessive(adjective, spare, extreme, useless, improper)
5
in excess(expression, adjective, idiom, spare, useless)
5
irrelevant(adjective, slight, lower, value, stupid)
5
peripheral(adjective, extra, petty, irrelevant, superfluous)
5
pleonastic(adjective, useless, extra, excessive, surplus)
5
trivial(adjective, slight, lower, value, stupid)
5
undue(adjective, extreme, improper, excessive, unwarranted)
5
unimportant(adjective, slight, lower, value, inferior)
4
accidental(adjective, casual, useless, extra, worthless)
4
casual(adjective, slight, lower, value, inferior)
4
disposable
4
expletive(noun, adjective, redundancy)
4
extrinsic(adjective, casual, useless, extra, worthless)
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APASmart Define. (2015). unnecessary thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/unnecessary/thesaurus/synonyms
ChicagoSmart Define. 2015. "unnecessary thesaurus" https://smartdefine.org/unnecessary/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2015, unnecessary thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/unnecessary/thesaurus/synonyms>.
MLASmart Define. "unnecessary thesaurus" 10 April 2015. Web. 25 September 2026. <https://smartdefine.org/unnecessary/thesaurus/synonyms>