20 entries under irregularity topic. ×

6
oddity(noun, flaw, deviation, peculiarity)
5
anomaly(noun, good, condition, usual, flaw)
4
eccentricity(noun, characteristic, flaw, deviation)
3
peculiarity(noun, characteristic, flaw, deviation)
3
singularity(noun, characteristic, flaw, deviation)
3
strangeness(noun, characteristic, flaw, deviation)
2
idiosyncrasy(characteristic, deviation, quirk, peculiarity)
1
bizarreness(noun, characteristic, flaw, deviation)
1
extraordinariness(noun, characteristic, flaw, deviation)
1
incongruity(noun, characteristic, quirk, peculiarity)
1
oddness(noun, characteristic, quirk, peculiarity)
1
outlandishness(noun, characteristic, quirk, peculiarity)
1
queerness(noun, characteristic, quirk, peculiarity)
1
unconventionality(noun, characteristic, quirk, peculiarity)
0
characteristic(quirk, peculiarity, foible)
0
conversation piece(expression, characteristic, quirk, peculiarity)
0
freakishness(characteristic, quirk, peculiarity, foible)
0
kink(characteristic, quirk, peculiarity, foible)
0
phenomenon(characteristic, quirk, peculiarity, foible)
0
quirk(characteristic, peculiarity, foible)
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APASmart Define. (2015). unnaturalness thesaurus. Retrieved September 29, 2026, from https://smartdefine.org/unnaturalness/thesaurus/synonyms
ChicagoSmart Define. 2015. "unnaturalness thesaurus" https://smartdefine.org/unnaturalness/thesaurus/synonyms (accessed September 29, 2026).
HarvardSmart Define 2015, unnaturalness thesaurus, Smart Define, viewed 29 September, 2026, <https://smartdefine.org/unnaturalness/thesaurus/synonyms>.
MLASmart Define. "unnaturalness thesaurus" 10 April 2015. Web. 29 September 2026. <https://smartdefine.org/unnaturalness/thesaurus/synonyms>