Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Portuguese
cachar
←
French
cacher
(borrowed)
←
Latin
coacto
(derived)
←
Occitan
cachar
(borrowed)
←
Portuguese
agachar
(mention)
→
Portuguese
agachar
(mention)