Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Swazi
bubi
←
Proto-Nguni
*úbubí
(inherited)
←
Swazi
bu-
(affix)
←
Swazi
bi
(affix)