Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Swedish
syndig
←
Old Norse
syndugr
(derived)
←
Swedish
synd
(suffix)
←
Swedish
ig
(suffix)
→
English
sinny
(cognate)