Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Scottish Gaelic
càirich
←
Middle Irish
córaigid
(inherited)
←
Middle Irish
cóir
(derived)
→
Scottish Gaelic
mì-chàirich
(prefix)