Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Luxembourgish
Persoun
←
Middle High German
persōne
(inherited)
←
Latin
persōna
(derived)
→
Luxembourgish
perséinlech
(affix)