Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
French
trouveur
←
French
trouver
(suffix)
←
French
eur
(suffix)
←
French
troubadour
(doublet)
←
Old French
troveor
(inherited)
←
Old French
trover
(mention)
←
Old French
-eor
(mention)
←
Latin
*tropātor
(mention)
←
Latin
*tropo
(mention)
←
Latin
tropus
(inherited)
←
Occitan
trobador
(cognate)
→
English
trouveur
(mention)
→
French
troubadour
(doublet)