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

→ Southern Altai јаа (inherited)
→ Azerbaijani yay (inherited)
→ Bashkir йәйә (derived)
→ Kumyk жая (inherited)
→ Kyrgyz жаа (inherited)
→ Ottoman Turkish یای (inherited)
→ Yakut саа (inherited)
→ Turkish yay (inherited)