Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Zulu
vuya
←
Proto-Bantu
*-búga
(inherited)
←
Rwanda-Rundi
vuga
(cognate)
←
Sotho
bua
(cognate)