WWordGenerator.org GeneratorsWord ListsBlogAboutGenerate a word Home / I / idiosyncrasy idiosyncrasy noun 12 letters Scrabble 21 WWF 21 Definitions noun a behavioral attribute that is distinctive and peculiar to an individual foiblemannerism Look “idiosyncrasy” up elsewhere Wiktionary ↗ Merriam-Webster ↗ Etymonline ↗ Dictionary.com ↗ Want another word?Spin the dictionary for a fresh one. Generate a word →