Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Romanian
pătrat
←
German
Quadrat
(derived)
←
Italian
quadrato
(derived)
←
Latin
quadrātus
(derived)
←
Romanian
patru
(mention)
←
Romanian
cvadrat
(doublet)
→
Romanian
cvadrat
(doublet)
→
Romanian
pătrățel
(suffix)
→
Romanian
pătratic
(suffix)