Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Swedish
barnbarnsbarn
←
Swedish
barnbarn
(affix)
←
Swedish
-s-
(affix)
←
Swedish
barn
(affix)
→
Icelandic
barnabarnabarn
(cognate)