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