Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Romanian
custa
←
Latin
cōnstāre
(inherited)
←
Latin
cōnstō
(mention)
←
Romanian
costa
(doublet)
←
Romanian
consta
(mention)
→
Romanian
costa
(doublet)
→
Romanian
consta
(doublet)