Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
English
cercus
←
Ancient Greek
κέρκος
(mention)
←
Latin
cercus
(mention)
→
English
cercal
(doublet)
→
English
procercus
(prefix)