Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Irish
modh
←
Latin
modus
(derived)
←
Old Irish
mod
(inherited)
→
Irish
modheolaíocht
(affix)
→
Irish
mómhar
(affix)