Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Irish
marmar
←
Ancient Greek
μάρμαρος
(derived)
←
Latin
marmor
(derived)
←
Old Irish
marmar
(inherited)
→
Irish
marmarach
(affix)
→
Irish
marmaraigh
(affix)