Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Romanian
chegar
←
Latin
coagulum
(inherited)
←
Romanian
cheag
(suffix)
←
Romanian
ar
(suffix)
←
Albanian
kljuar
(cognate)