Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Westrobothnian
saklaus
←
Westrobothnian
sak
(suffix)
←
Westrobothnian
laus
(suffix)
←
Old Norse
saklauss
(inherited)