31
permanence
14
loyalty(noun, lying, devotion, disloyalty)
5
constancy(noun, weakness, lying, wavering, fixedness)
5
fidelity(noun, devotion, enmity, conformity)
4
faithfulness(noun, treachery, devotion)
3
allegiance(noun, disloyalty)
3
dependability(noun, weakness, lying, wavering, normality)
3
devotedness(weakness, lying, wavering)
3
devotion(noun, disregard, dislike)
3
faith(noun, lying, disloyalty)
3
fealty
3
stability
3
steadfastness(noun, normality)
2
certainty
2
health(noun, advantage, enough)
2
honesty(noun, devotion)
2
reliability(noun, falsehood)
2
trustworthiness(noun, weakness, lying, devotion, wavering)
1
adherence
1
assiduity
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APASmart Define. (2015). inconstancy thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/inconstancy/thesaurus/antonyms
ChicagoSmart Define. 2015. "inconstancy thesaurus" https://smartdefine.org/inconstancy/thesaurus/antonyms (accessed September 20, 2026).
HarvardSmart Define 2015, inconstancy thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/inconstancy/thesaurus/antonyms>.
MLASmart Define. "inconstancy thesaurus" 23 December 2015. Web. 20 September 2026. <https://smartdefine.org/inconstancy/thesaurus/antonyms>