Synonyms|92Antonyms|119|Broader|45Narrower|34Related|248

21 entries under rationality topic. ×

11
justifiable(adjective, support, characteristic, quality, maintenance)
11
maintainable(adjective, support, characteristic, quality, maintenance)
10
viable(adjective, support, characteristic, quality, maintenance)
9
defensible(adjective, support, characteristic, quality, maintenance)
5
acceptable(adjective, characteristic, quality, relevance)
5
reasonable(adjective, characteristic, quality, relevance)
4
strong(adjective, characteristic, reliance)
3
defendable(adjective, characteristic, reliance)
3
secure(adjective, characteristic, reliance)
3
sound(adjective, characteristic, reliance)
2
arguable(adjective, characteristic, reliance)
2
believable(adjective, characteristic, reliance)
2
condonable(adjective, characteristic, reliance)
2
credible(adjective, characteristic, reliance)
2
excusable(adjective, characteristic, reliance)
2
impregnable(adjective, characteristic, reliance)
2
plausible(adjective, characteristic, reliance)
2
rational(adjective, characteristic, reliance)
2
reliable(adjective, characteristic, reliance)
2
vindicable(adjective, characteristic, reliance)
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APASmart Define. (2015). unsustainable thesaurus. Retrieved September 29, 2026, from https://smartdefine.org/unsustainable/thesaurus/antonyms
ChicagoSmart Define. 2015. "unsustainable thesaurus" https://smartdefine.org/unsustainable/thesaurus/antonyms (accessed September 29, 2026).
HarvardSmart Define 2015, unsustainable thesaurus, Smart Define, viewed 29 September, 2026, <https://smartdefine.org/unsustainable/thesaurus/antonyms>.
MLASmart Define. "unsustainable thesaurus" 14 April 2015. Web. 29 September 2026. <https://smartdefine.org/unsustainable/thesaurus/antonyms>