Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Swedish
omtänksam
←
Swedish
omtanke
(suffix)
←
Swedish
sam
(suffix)
→
Westrobothnian
åmmtainkt
(cognate)
→
Swedish
omtänksamhet
(affix)