8 letters · 19 points in Scrabble
noun the semantic relation that holds between two words that can (in a given context) express the same meaning
originFrom French synonymie and its etymon Late Latin synōnymia, from Ancient Greek συνωνυμία (sunōnumía), from συνώνυμος (sunṓnumos, “of like name”) + -ία (-ía, abstract noun suffix). By surface analysis, synonym + -y or syn- + -onymy. Doublet of synonymia.
Etymology from Wiktionary, CC BY-SA 3.0