Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Norwegian Nynorsk
bjor
←
Proto-Germanic
*bebruz
(inherited)
←
Proto-Germanic
*beuzą
(derived)
←
Proto-Indo-European
*bʰébʰrus
(inherited)
←
Norwegian Nynorsk
bever
(doublet)
←
Old Norse
bjórr
(inherited)
←
Old Norse
bjórr
(derived)
→
Norwegian Bokmål
bever
(cognate)
→
Norwegian Nynorsk
bever
(cognate)