Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
English
cercal
←
English
cercus
(doublet)
←
Ancient Greek
κέρκος
(derived)
→
English
heterocercal
(prefix)
→
English
homocercal
(prefix)
→
English
protocercal
(prefix)
→
English
hypocercal
(prefix)
→
English
gephyrocercal
(prefix)