Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Luxembourgish
Athlet
←
Latin
āthlēta
(derived)
→
Luxembourgish
athletesch
(affix)
→
Luxembourgish
Athletin
(affix)