Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Welsh
ffrind
←
Old English
frēond
(derived)
←
Middle English
frind
(borrowed)
←
Proto-Germanic
*frijōndz
(derived)
→
Welsh
ffrindiau
(affix)
→
German
Freund
(cognate)