Added 10 October 2026 roset noun Categories: Obscure Words noun ! Definition from Wiktionary (CC BY-SA). More about roset at Wordnik → Where our words come from → Obsolete spelling of rosette. noun A red colour or pigment used by painters. noun Synonym of rosin. Related Words: rosetteroseroseinerougerosselcup-roserubedoyellow-redrosewater Back to today's word