Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Icelandic
vottur
←
Proto-Germanic
*wahtaz
(derived)
←
Proto-Indo-European
*wokʷtos
(derived)
←
Proto-Indo-European
*wekʷ-
(derived)
←
Old Norse
váttr
(derived)
→
Icelandic
vottorð
(compound)