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

→ Azerbaijani qayırmaq (mention)
→ Azerbaijani qayğı (inherited)
→ Kazakh қайғы (inherited)
→ Kumyk къайгъы (inherited)
→ Turkish kaygı (inherited)
→ Tatar qayğı (inherited)