Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Latin
legionarius
←
Latin
legiō
(suffix)
←
Latin
ārius
(suffix)
→
English
legionary
(derived)
→
Romanian
legionar
(derived)