Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Greek
πατέρας
←
Greek
πατήρ
(doublet)
←
Ancient Greek
πατήρ
(inherited)
←
Proto-Hellenic
*patḗr
(inherited)
←
Proto-Indo-European
*ph₂tḗr
(inherited)
→
Greek
πατρικός
(affix)