Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Latin
potamogeton
←
Ancient Greek
ποταμογείτων
(derived)
←
Ancient Greek
ποταμός
(mention)
←
Ancient Greek
γείτων
(mention)