Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Faroese
gráta
←
Proto-Germanic
*grētaną
(inherited)
←
Old Norse
gráta
(inherited)
→
Faroese
grøta
(mention)