1. (n.) The quality or state of being peculiar; individuality; singularity.

2. (n.) That which is peculiar; a special and distinctive characteristic or habit; particularity.

3. (n.) Exclusive possession or right.

aberration abnormality absurdity affectation affection anomaly anticness aroma attribute automatism bad habit badge banner bizarreness bizarrerie brand cachet caprice cast character characteristic command of language conceit configuration crackpotism crank crankiness crankism creature of habit crotchet crotchetiness curiousness custom cut deformity deviancy deviation device differentia differential differentness distinctive feature divergence dottiness earmark eccentricity erraticism erraticness exaggeration expression of ideas fantasticality fashion feature feeling for words figure flavor force of habit form of speech freakiness freakishness grace of expression grandiloquence grotesqueness grotesquerie gust habit habit pattern habitude hallmark idiocrasy idiosyncrasy image impress impression index indicant indicator individualism inflation insignia irregularity keynote kink lineaments literary style maggot malformation manner manner of speaking mannerism mark marking measure minauderie mode mode of expression mold monstrosity monstrousness nature nonconformity note oddity odor outlandishness particularity pattern peculiar trait personal style picture practice praxis property quaintness quality queerness quip quirk quirkiness representation representative rhetoric savor seal second nature sense of language shape sigil sign signal signature singularity smack speciality specialty stamp stereotype stereotyped behavior strain strangeness style stylistic analysis stylistics sure sign symptom taint tang taste telltale sign teratism the grand style the plain style the sublime token trademark trait trick trick of behavior twist unconventionality unnaturalness usage use vein way weirdness whim whimsicality whimsy wont