Synonyms|77Antonyms|21|Broader|0Narrower|0Related|94
11
unsustainable
2
irreparable
0
absurd
0
certain
0
extreme
0
groundless
0
illogical
0
indefensible
0
inexplicable
0
insupportable
0
irrational
0
objectionable
0
outrageous
0
ridiculous
0
unacceptable
0
unexplainable
0
unfounded
0
unjustifiable
0
unreasonable
0
unsound
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APASmart Define. (2015). maintainable thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/maintainable/thesaurus/antonyms
ChicagoSmart Define. 2015. "maintainable thesaurus" https://smartdefine.org/maintainable/thesaurus/antonyms (accessed September 20, 2026).
HarvardSmart Define 2015, maintainable thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/maintainable/thesaurus/antonyms>.
MLASmart Define. "maintainable thesaurus" 10 April 2015. Web. 20 September 2026. <https://smartdefine.org/maintainable/thesaurus/antonyms>