10 letters · 21 points in Scrabble
noun the semantic relation that holds between two words that can (in a given context) express the same meaning
originEtymology tree English synonym Proto-Indo-European *-teh₂ Proto-Indo-European *-ts Proto-Indo-European *-teh₂ts Latin -itāsder. Old French -itebor. Middle English -ite English -ity English synonymity From synonym + -ity.
Etymology from Wiktionary, CC BY-SA 3.0