Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Irish
Hóiméar
←
Ancient Greek
Ὅμηρος
(derived)
←
Latin
Homērus
(derived)
←
Old Irish
Homér
(inherited)
→
Irish
Hóiméarach
(affix)