Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Faroese
øði
←
Icelandic
æði
(cognate)
←
Old Norse
œði
(inherited)
←
Old Norse
ǿði
(mention)
→
Faroese
neytaøði
(compound)
→
Icelandic
æði
(cognate)