Where does “Merlin” come from?

Merlin (Old French) comes from Old Welsh Myrddin, from Proto-Indo-European mori- — marsh, lake, sea; sea.

Ancestry of “Merlin”, step by step

StepLanguageWordMeaning
1Old WelshMyrddin—
2Proto-Indo-Europeanmori-marsh, lake, sea; sea

Words derived from “Merlin”

Every word from Proto-Indo-European mori- →Every word from Old Welsh Myrddin →