- idiosyncrasy
- n1. idiocrasy, mannerism, affectation, quirk, twist, kink, eccentricity, peculiarity, singularity, speciality; characteristic, trait, quality, feature, attribute, property.2. nature, make-up, constitution; character, disposition, temperament, habit, mettle; humor, mood, frame or state of mind; tendency, bias, grain, leaning, propensity, proclivity, penchant, proneness, drift, predilection, predisposition, streak; complexion, tone, aspect, cast, turn, bent, style.3. allergy, hypersensitivity, sensitivity, intolerance; susceptibility, susceptibleness, susceptivity; vulnerability, weakness.
A Note on the Style of the synonym finder. 2014.