Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Old Norse
annat tveggja
→
Westrobothnian
annt
(inherited)
→
Norwegian Bokmål
enten
(derived)
→
Norwegian Nynorsk
anten
(derived)