Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Elfdalian
uon
←
Faroese
vón
(cognate)
←
Westrobothnian
von
(cognate)
←
Icelandic
von
(cognate)
←
Old Norse
ván
(inherited)