17
clashing
15
unsuitable(adjective, appropriate, improper)
11
disagreeable(adjective, improper)
10
incompatible(adjective, appropriate, proper, antagonistic, contradictory)
9
inharmonious(adjective, improper)
5
incongruous(adjective, out, consistent, absurd)
4
antagonistic(adjective, improper)
4
discordant
4
dissonant(adjective, different, conflicting, consonant)
4
unrelatable
3
conflicting
3
contradictory
3
opposite(adjective, different, conflicting, unlike)
2
antipathetic(adjective, improper)
2
dissimilar(adjective, similar, alike, comparison)
2
immiscible
2
inapposite
2
inappropriate
2
inapt
2
irreconcilable
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APASmart Define. (2015). compatible thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/compatible/thesaurus/antonyms
ChicagoSmart Define. 2015. "compatible thesaurus" https://smartdefine.org/compatible/thesaurus/antonyms (accessed September 20, 2026).
HarvardSmart Define 2015, compatible thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/compatible/thesaurus/antonyms>.
MLASmart Define. "compatible thesaurus" 23 December 2015. Web. 20 September 2026. <https://smartdefine.org/compatible/thesaurus/antonyms>