Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Old French
matenot
→
Breton
martolod
(derived)
→
German
Matrose
(derived)
→
French
matelot
(derived)
→
Dutch
matroos
(derived)