Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
French
décanat
←
French
doyen
(mention)
←
French
-at
(affix)
←
Latin
decānus
(derived)
→
Romanian
decanat
(borrowed)