Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Faroese
deigur
←
Proto-Germanic
*daigaz
(inherited)
←
Proto-Indo-European
*dʰeyǵʰ-
(derived)
←
Old Norse
deigr
(inherited)