Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
...
Proto-Turkic *ạ̄č

→ Azerbaijani ac (inherited)
→ Bashkir ас (inherited)
→ Dolgan аччык (derived)
→ Dolgan аччык (derived(dlg/sah))
→ Gagauz aaç (mention)
→ Old Turkic 𐰀𐰲 (inherited)
→ Yakut аас (inherited)
→ Turkish aç (mention)
→ Uyghur ئاچ (inherited)