Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Kabuverdianu
ku
←
Portuguese
com
(derived)
→
Papiamentu
ku
(derived)
→
Guinea-Bissau Creole
ku
(cognate)