Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Old French
chesal
→
Dalmatian
cosuol
(cognate)
→
Spanish
casal
(cognate)
→
Galician
casal
(cognate)
→
Italian
casale
(cognate)
→
Portuguese
casal
(cognate)