Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Westrobothnian
omaksam
←
Westrobothnian
o
(confix)
←
Westrobothnian
mak
(confix)
←
Westrobothnian
sam
(confix)