6
homogeneity(noun, harmony, steadiness, uniformity, regularity)
6
immovability(noun, support, control, strength, spirit)
6
immutability(noun, stability, permanence)
6
invariability(noun, harmony, endurance, fitness, reliability)
6
monotony(noun, uniformity, regularity, orderliness, symmetry)
6
pertinacity(noun, activity, care, vigor, determination)
6
staunchness(noun, support, honor, spirit, resolve)
6
trustworthiness(noun, support, honor, tie, truth)
5
abidingness(noun, reliability, faithfulness, dependability, loyalty)
5
adhesion(noun, truth, devotion, closeness, correctness)
5
ardor(noun, support, love, honor, passion)
5
assiduity(noun, activity, care, vigor, intensity)
5
attachment(noun, support, love, honor, passion)
5
commitment(noun, drive, love, affection, resolution)
5
evenness(noun, harmony, fitness, reliability, consistency)
5
fastness(noun, support, control, strength, balance)
5
indefatigability(noun, resolve, determination, resolution, perseverance)
5
integrity(noun, support, honor, tie, honesty)
5
lastingness(noun, strength, endurance, persistence, toughness)
5
persistency(noun, stability, permanence)
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APASmart Define. (2015). constancy thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/constancy/thesaurus/synonyms
ChicagoSmart Define. 2015. "constancy thesaurus" https://smartdefine.org/constancy/thesaurus/synonyms (accessed September 20, 2026).
HarvardSmart Define 2015, constancy thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/constancy/thesaurus/synonyms>.
MLASmart Define. "constancy thesaurus" 23 December 2015. Web. 20 September 2026. <https://smartdefine.org/constancy/thesaurus/synonyms>