Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Old Norse
hvǫnn
←
Proto-Germanic
*hwannō
(inherited)
←
Proto-Indo-European
*ḱwenHdʰ-
(derived)
←
Northern Sami
faddnu
(cognate)
→
Danish
kvan
(derived)
→
Faroese
hvonn
(derived)
→
Icelandic
hvönn
(derived)