Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Czech
naivní
←
Czech
-ní
(affix)
←
German
naiv
(derived)
←
French
naïf
(derived)
←
Latin
nativus
(derived)
→
Czech
naivnost
(affix)
→
Czech
naivka
(affix)