15
permanence
5
regularity(noun, variation, perfection)
3
symmetry(noun, proportion, imbalance)
2
consistency(noun, variation, constancy, regularity)
2
constancy(noun, weakness, lying, wavering, fixedness)
2
custom(noun, action, difference, perfection, regularity)
2
frequency(noun, commonness, repetitiveness)
2
normality(noun, perfection, prodigy, regularity, interestingness)
2
rule(noun, perfection, regularity)
1
charisma
1
conformity(noun, perfection, regularity)
1
congruity(noun, difference)
1
consonance
1
correspondence(noun, opposition, difference)
1
dependability(noun, weakness, lying, wavering)
1
dignity
1
equality
1
evenness
1
invariability
1
normalcy
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APASmart Define. (2015). irregularity thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/irregularity/thesaurus/antonyms
ChicagoSmart Define. 2015. "irregularity thesaurus" https://smartdefine.org/irregularity/thesaurus/antonyms (accessed September 21, 2026).
HarvardSmart Define 2015, irregularity thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/irregularity/thesaurus/antonyms>.
MLASmart Define. "irregularity thesaurus" 10 April 2015. Web. 21 September 2026. <https://smartdefine.org/irregularity/thesaurus/antonyms>