Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Norwegian Nynorsk
kverve
→
Norwegian Nynorsk
verve
(doublet)
→
Old Norse
hverfa
(link)
→
Old Norse
hverfa
(link)