Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Irish
cloigeann
←
Old Irish
cloicenn
(inherited)
←
Old Irish
cloch
(mention)
←
Old Irish
cenn
(mention)
→
Irish
gearrchloigneach
(affix)