Where does “اَرْكَنْ” come from?

اَرْكَنْ (Old Anatolian Turkish) comes from Proto-Turkic *ẹ̄rken, from Proto-Turkic ẹŕ-.

Ancestry of “اَرْكَنْ”, step by step

Step	Language	Word	Meaning
1	Proto-Turkic	*ẹ̄rken	—
2	Proto-Turkic	ẹŕ-	—

اَرْكَنْ — Etymology, Origin & Word History | Etymology Explorer