337 entries under noun topic. ×

3
stamp(nature, characteristic, quality, character)
3
temper(nature, characteristic, character, trait)
3
unconformity(characteristic, change, difference, alteration)
3
weakness(characteristic, feeling, fault, affection)
2
aptness(feeling, affection, disposition, bent)
2
cachet
2
drift(feeling, affection, disposition, bent)
2
figure
2
humor(nature, characteristic, character, twist)
2
incongruity(characteristic, quirk, irregularity, unconformity)
2
keynote
2
leaning(feeling, affection, disposition, bent)
2
manner(characteristic, quality, character, trick)
2
mettle(nature, quality, character, inclination)
2
preference(feeling, affection, disposition, bent)
2
proneness(feeling, affection, disposition, bent)
2
speciality(feature, characteristic, quality, character)
2
style(expression, nature, feature, quality)
2
susceptibility(nature, quality, feeling, character)
2
taste(feeling, affection, disposition, bent)
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APASmart Define. (2016). idiosyncrasy thesaurus. Retrieved September 29, 2026, from https://smartdefine.org/idiosyncrasy/thesaurus/synonyms
ChicagoSmart Define. 2016. "idiosyncrasy thesaurus" https://smartdefine.org/idiosyncrasy/thesaurus/synonyms (accessed September 29, 2026).
HarvardSmart Define 2016, idiosyncrasy thesaurus, Smart Define, viewed 29 September, 2026, <https://smartdefine.org/idiosyncrasy/thesaurus/synonyms>.
MLASmart Define. "idiosyncrasy thesaurus" 31 March 2016. Web. 29 September 2026. <https://smartdefine.org/idiosyncrasy/thesaurus/synonyms>