Where does “Össuría” come from?

Össuría (Icelandic) comes from Icelandic Össur, from Old Norse Ǫzurr, from Proto-Germanic *Andaswaruz.

Ancestry of “Össuría”, step by step

Step	Language	Word	Meaning
1	Icelandic	Össur	—
2	Old Norse	Ǫzurr	answerer
3	Proto-Germanic	*Andaswaruz	—

Össuría — Etymology, Origin & Word History | Etymology Explorer