Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Westrobothnian
hääfft
←
Proto-Germanic
*haftijaną
(inherited)
←
Westrobothnian
hafwa
(mention)
←
Old Norse
hepta
(inherited)
←
Old Norse
hefta
(mention)