Synonyms|113Antonyms|47|Broader|3Narrower|0Related|422
5
unalterable(adjective, firm, changeable, binding)
2
constant
2
firm(adjective, weak, obscure, uncertain, definite)
2
fixed
2
inalterable
2
invariable
2
steady
2
unchangeable
2
unchanging
2
unvarying
1
immutable(adjective, unchangeable)
1
binding(adjective, firm, optional)
1
changeless
1
final
1
incommutable
1
incurable
1
inflexible
1
last
1
stable
1
uniform
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APASmart Define. (2015). alterable thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/alterable/thesaurus/antonyms
ChicagoSmart Define. 2015. "alterable thesaurus" https://smartdefine.org/alterable/thesaurus/antonyms (accessed September 20, 2026).
HarvardSmart Define 2015, alterable thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/alterable/thesaurus/antonyms>.
MLASmart Define. "alterable thesaurus" 14 April 2015. Web. 20 September 2026. <https://smartdefine.org/alterable/thesaurus/antonyms>