Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Swedish
gynnsam
←
English
gainsome
(cognate)
←
Swedish
gynna
(suffix)
←
Swedish
sam
(suffix)
→
Swedish
ogynnsam
(prefix)