Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Irish
Coirnis
←
Irish
Corn na Breataine
(affix)
←
Irish
-is
(affix)
→
Scottish Gaelic
Còrnais
(cognate)