Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Swedish
mäkta
→
Westrobothnian
mägt
(cognate)
→
Westrobothnian
mägtäs
(cognate)
→
Swedish
gitta
(link)