Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
English
kemper
←
Old English
cempa
(cognate)
←
Danish
kæmper
(cognate)
←
German
Kämpfer
(cognate)
←
English
kemp
(suffix)
←
English
er
(suffix)
←
Middle English
kempe
(cognate)
←
Middle Low German
kemper
(cognate)
←
Dutch
kamper
(cognate)
→
English
kemp
(link)