40 entries under adjective topic. ×

2
unneeded
1
additional(unimportant, trivial, extra, supplementary)
1
extrinsic
1
insignificant(unimportant, trivial)
1
secondary(important, useful, unimportant, trivial)
1
subordinate(strong, main, lesser, supplementary)
1
trivial(substantial, unimportant, serious)
0
worthless
0
inappropriate
0
irrelevant
0
marginal
0
minor(superior, big, unimportant, trivial)
0
odd
0
petty(insignificant, trivial)
0
pointless
0
possible
0
subsidiary(helpful, secondary)
0
superficial
0
unjustified
-1
alternate
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APASmart Define. (2015). necessary thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/necessary/thesaurus/antonyms
ChicagoSmart Define. 2015. "necessary thesaurus" https://smartdefine.org/necessary/thesaurus/antonyms (accessed September 26, 2026).
HarvardSmart Define 2015, necessary thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/necessary/thesaurus/antonyms>.
MLASmart Define. "necessary thesaurus" 2 November 2015. Web. 26 September 2026. <https://smartdefine.org/necessary/thesaurus/antonyms>