idiosyncrasy
Cross references: 1. eccentricity id.io.syn.cra.sy \.id-e--*-'sin-kr*-se-\ \id-e--o--(.)sin-'krat-ik\ \-'krat-i-k(*-)le-\ n [Gk idiosynkrasia, fr. idio- + synkerannynai to blend, fr. Xsyn- + kerannynai to mingle, mix - more at CRATER 1: characteristic peculiarity of habit or structure 2a: a peculiarity of constitution or temperament 2b: individual hypersensitiveness (as to a drug or to food) - id.io.syn.crat.ic aj