Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Proto-Indo-European
*h₁y-
→
Faroese
eiði
(derived)
→
Faroese
eið
(derived)
→
Icelandic
eiði
(derived)
→
Old Norse
eið
(cognate)