Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Proto-Celtic
*stagnos
→
French
étain
(derived)
→
Irish
stán
(inherited)
→
Galician
estaño
(derived)
→
Latin
stannum
(derived)