Where does “safngrwn” come from?

safngrwn (Welsh) comes from Icelandic safn, from Icelandic safna, from Old Norse safna, from Proto-Germanic *samnōną.

safngrwn (Welsh): hagfish (Myxinidae), especially Atlantic hagfish (Myxine glutinosa)

Definitions

  1. hagfish (Myxinidae), especially Atlantic hagfish (Myxine glutinosa)

Ancestry of “safngrwn”, step by step

safngrwn traces back through two separate lines of ancestry.

via Icelandic safn

StepLanguageWordMeaning
1Icelandicsafna museum; a collection; a flock of sheep
2Icelandicsafnato gather, collect
3Old Norsesafna—
4Proto-Germanic*samnōną—

via Welsh crwn

StepLanguageWordMeaning
1Welshcrwnround, rounded; circular; globular; rotund;...
2Proto-Celtickrundisround
Every word from Proto-Germanic *samnōną →Every word from Old Norse safna →Every word from Icelandic safna →