Where does “mértis” come from?

mértis (Proto-Indo-European) comes from Proto-Indo-European mer- — to die; to disappear; sea, lake, wetland.

mértis (Proto-Indo-European): death

Definitions

Step	Language	Word	Meaning
1	Proto-Indo-European	mer-	to die; to disappear; sea, lake, wetland

mértis — Etymology, Origin & Word History | Etymology Explorer