Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Walloon
walon
←
Proto-West Germanic
*walh
(derived)
←
Old High German
ᚹᚨᛚᚺᚨ
(derived)
→
French
wallon
(borrowed)