Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Old English
ferhþ
←
Old English
feorh
(affix)
←
Old English
-þ
(affix)
←
Proto-Germanic
*ferhþuz
(inherited)
→
Old English
swiþferhþ
(affix)