synonym

The story

1. Ancient Greek · derived fromσυνώνυμον
2. Latin · derived fromsynōnymum
3. Middle English · derived fromsinonyme
4. English todaysynonym

From Middle English sinonyme, from Latin synōnymum, from Ancient Greek συνώνυμον (sunṓnumon), neuter singular form of συνώνυμος (sunṓnumos, “synonymous”), from σύν (sún, “with”) + ὄνομα (ónoma, “name”). By surface analysis, syn- + -onym.