Where does “*īŕteg” come from?

*īŕteg (Proto-Turkic) comes from Proto-Turkic īŕte-, from Proto-Turkic īŕ — trace; trace; furrow.

Ancestry of “*īŕteg”, step by step

Step	Language	Word	Meaning
1	Proto-Turkic	īŕte-	to search, seek, pursue
2	Proto-Turkic	īŕ	trace; trace; furrow