Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Latin
tortuca
→
Catalan
tortuga
(mention)
→
Basque
dortoka
(mention)
→
French
tortue
(mention)
→
Norman
tortue
(mention)