Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Old Irish
domeiccethar
←
Proto-Celtic
*[[dī-]][[mikneti]]
(inherited)
←
Welsh
dirmygu
(cognate)
←
Proto-Indo-European
*meyk-
(root)