Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Italian
mercare
←
Proto-Germanic
*markōną
(derived)
←
Latin
mercārī
(borrowed)
←
Latin
mercor
(mention)
←
Old Occitan
mercar
(borrowed)