Synonyms|1.3kAntonyms|246|Broader|16Narrower|38Related|1.5k
19
minor
15
inessential
12
unimportant
9
nonessential(noun, adjective, important, needed)
8
less important
6
extra(noun, adjective, decrease, common, usual)
4
ancillary
4
irrelevant
3
weed
3
needless
3
accidental(adjective, deliberate, unexpectedly)
3
magic
2
extrinsic(adjective, foreign)
2
unessential
2
liminal
2
subsidiary(noun, adjective)
2
adscititious
2
auxiliary(noun, adjective)
2
immaterial(adjective, important, useful, irrelevant)
2
incidental(adjective, minor, related)
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APASmart Define. (2016). essential thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/essential/thesaurus/antonyms
ChicagoSmart Define. 2016. "essential thesaurus" https://smartdefine.org/essential/thesaurus/antonyms (accessed September 22, 2026).
HarvardSmart Define 2016, essential thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/essential/thesaurus/antonyms>.
MLASmart Define. "essential thesaurus" 31 March 2016. Web. 22 September 2026. <https://smartdefine.org/essential/thesaurus/antonyms>