Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Zulu
bu-
←
Proto-Bantu
*bʊ̀-
(inherited)
←
Proto-Bantu
*bʊ́-
(inherited)
→
Zulu
obu-
(affix)
→
Zulu
obu-
(affix)