İstanbul

The story

1. Medieval Greekεἰς (eis)
2. Medieval Greekἡ (hē)
3. Proto-Indo-European*tpelH-
4. Proto-Hellenic*ptólis
5. Medieval Greekπόλις (pólis)
6. Medieval Greekεἰς τὴν Πόλιν (eis tḕn Pólin)
7. Ottoman Turkishاستانبول (İstanbul)
8. Turkishİstanbu
9. English todayİstanbul

Borrowed from Turkish İstanbul.

Words from the same roots