Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Old Irish
fíal
←
Welsh
gŵyl
(cognate)
←
Latin
vēlum
(borrowed)
←
Old Irish
féle
(link)
→
Irish
fial
(inherited)
→
Old Irish
féile
(affix)