Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Old Norse
Bárðr
←
Old Norse
Bárøðr
(mention)
→
Faroese
Bárður
(mention)
→
Norwegian
Bård
(derived)