astyonym

The story

1. Ancient Greek · borrowed fromᾰ̓́στῠ“city”
2. English todayastyonym

From Ancient Greek ᾰ̓́στῠ (ắstŭ, “city”) + English -onym, from ὄνῠμᾰ (ónŭmă), the Doric and Aeolic Greek form of Ancient Greek ὄνομᾰ (ónomă, “name”).