Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
French
communier
←
French
communiquer
(doublet)
←
Latin
commūnicō
(mention)
→
French
communiquer
(doublet)
→
French
excommunier
(cognate)