Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Irish
páirc
←
Proto-Germanic
*parrukaz
(derived)
→
Irish
gort
(link)
→
Irish
lárpháirc
(prefix)
→
Irish
daonpháirc
(affix)
→
Irish
aerpháirc
(affix)