Added 10 October 2026 unwontedness noun Categories: Obscure Words noun ! Definition from Wiktionary (CC BY-SA). More about unwontedness at Wordnik → Where our words come from → The quality of being unwonted or unusual; deviation from custom or habit. Origin From unwonted + -ness. From Wiktionary, via Kaikki.org (CC BY-SA) Related Words: uncustomarinessunusualnessunordinarinessunusualityunconventionalnessuncommonnessunusednessunaccustomednessuncommonessunorthodoxnessunconventionalityunfrequentedness Back to today's word