Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Irish
aiste
←
Latin
essentia
(derived)
←
Old Irish
aiste
(inherited)
→
Irish
aisteach
(affix)
→
Irish
aistiúil
(affix)
→
Irish
aistí
(affix)