Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Westrobothnian
trå
←
Old Norse
þrá
(inherited)
←
Old Norse
þráðr
(inherited)
→
Westrobothnian
tråp
(mention)