Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Irish
crean
←
Proto-Indo-European
*kʷreyh₂-
(root)
←
Old Irish
crenaid
(inherited)
→
Persian
خریدن
(cognate)