Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Old Norse
igða
←
Proto-Germanic
*egiþǭ
(inherited)
←
Old Norse
eigin
(mention)
→
Faroese
ígða
(derived)
→
Old Norse
æðr
(link)
→
Akkala Sami
avigʒinê
(cognate)