Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Occitan
cercar
←
Latin
circō
(mention)
←
Latin
circa
(inherited)
←
Latin
circus
(mention)
←
Old Occitan
cercar
(inherited)
→
Occitan
cercaire
(affix)
→
Occitan
cercador
(affix)