8
inappropriate(adjective, proper, suitable)
7
improper(adjective, suitable, inappropriate)
6
incorrect(adjective, sound, right, inappropriate)
6
unseemly(adjective, taste, proper, improper, inappropriate)
6
unsuitable(adjective, appropriate, inappropriate)
5
undeserving
4
incongruous(adjective, out, consistent, absurd)
3
not good
3
unbecoming(adjective, improper, unsuitable)
3
unfitting(adjective, inappropriate)
3
wrong(adjective, inappropriate)
2
graceless
2
inapt
2
incompatible(adjective, appropriate, proper)
2
indecorous
2
inept
2
infelicitous
2
unfit
2
unsustainable
1
impertinent
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APASmart Define. (2016). fitting thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/fitting/thesaurus/antonyms
ChicagoSmart Define. 2016. "fitting thesaurus" https://smartdefine.org/fitting/thesaurus/antonyms (accessed September 20, 2026).
HarvardSmart Define 2016, fitting thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/fitting/thesaurus/antonyms>.
MLASmart Define. "fitting thesaurus" 29 March 2016. Web. 20 September 2026. <https://smartdefine.org/fitting/thesaurus/antonyms>