Where does “sél-e-ti” come from?

sél-e-ti (Proto-Indo-European) comes from Proto-Indo-European sel-, from Proto-Indo-European ser- — to flow; to guard; to bind, to tie together.

Ancestry of “sél-e-ti”, step by step

Step	Language	Word	Meaning
1	Proto-Indo-European	sel-	dwelling; piece of wood; beam, post, balk, board,...
2	Proto-Indo-European	ser-	to flow; to guard; to bind, to tie together

sél-e-ti — Etymology, Origin & Word History | Etymology Explorer