Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Irish
lúcháir
←
Irish
lúth
(affix)
←
Irish
gáir
(affix)
←
Middle Irish
lúthgáir
(inherited)