Where does “morth” come from?

morth (Old Frisian) comes from Proto-Germanic murþą, from Proto-Indo-European mr̥tós, from Proto-Indo-European mer- — to die; to disappear; sea, lake, wetland.

Ancestry of “morth”, step by step

morth traces back through two separate lines of ancestry.

via Proto-Germanic murþą

StepLanguageWordMeaning
1Proto-Germanicmurþądeath; killing, murder
2Proto-Indo-Europeanmr̥tósdead; mortal
3Proto-Indo-Europeanmer-to die; to disappear; sea, lake, wetland

via Proto-Germanic murþaz

StepLanguageWordMeaning
1Proto-Germanicmurþaz
Every word from Proto-Indo-European mer-Every word from Proto-Indo-European mr̥tósEvery word from Proto-Germanic murþą