Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Faroese
agn
←
Proto-Germanic
*agana-
(inherited)
←
Ancient Greek
ἄκολος
(cognate)
←
Proto-Indo-European
*h₂eḱH-ono-
(inherited)
←
Old Norse
agn
(derived)
←
Sanskrit
अश्नाति
(cognate)
←
Sanskrit
अशन
(cognate)
→
Faroese
agngágga
(compound)