Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Westrobothnian
bjern
←
Proto-Germanic
*bernuz
(inherited)
←
Proto-Germanic
*berô
(derived)
←
Jamtish
bjenn
(cognate)
←
Old Norse
bjǫrn
(inherited)