Where does “svíi” come from?

svíi (Old Norse) comes from Proto-Germanic swihô, from Proto-Germanic swe- — "one's own, self".

Ancestry of “svíi”, step by step

Step	Language	Word	Meaning
1	Proto-Germanic	swihô	a Swede
2	Proto-Germanic	swe-	"one's own, self"

Words derived from “svíi”

Every word from Proto-Germanic swe- →Every word from Proto-Germanic swihô →