Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
...
Malay engkau
← Proto-Austronesian *i-kaSu (derived)
← Proto-Malayic *kau(ʔ) (inherited)
← Proto-Malayo-Polynesian *i-kahu (derived)

→ Indonesian engkau (derived)
→ Indonesian dikau (mention)
→ Indonesian kau- (mention)
→ Malay kau (mention)
→ Malay dikau (mention)
→ Malay -kau (mention)
→ Malay kau- (mention)