Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Latin
Celticus
←
Latin
Celtae
(affix)
←
Latin
-icus
(affix)
→
Ancient Greek
Κελτικός
(borrowed)
→
Italian
celtico
(derived)
→
Latin
Celtici
(mention)