Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
French
doublet
←
French
double
(affix)
←
French
-et
(affix)
→
German
Dublette
(derived)
→
Romanian
dublet
(borrowed)