Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Elfdalian
wįð
←
Proto-Germanic
*wit
(derived)
←
Icelandic
við
(cognate)
←
Old Norse
vit
(derived)
←
Swedish
vi
(cognate)