Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Irish
teideal
←
Latin
titulus
(derived)
←
Old Irish
titul
(inherited)
→
Irish
fotheideal
(affix)
→
Irish
ceannteideal
(affix)
→
Irish
crosteideal
(affix)