Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Irish
Róimh
←
Latin
Rōma
(derived)
←
Old Irish
Róm
(inherited)
←
Old Irish
Róim
(mention)
→
Irish
Sean-Róimh
(affix)