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

→ Phuthi bu- (inherited)
→ Northern Ndebele bu- (inherited)
→ Southern Ndebele bu- (inherited)
→ Swazi bu- (inherited)
→ Xhosa bu- (inherited)
→ Zulu bu- (inherited)