Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Esperanto
certa
←
Latin
certus
(derived)
→
Esperanto
certigi
(affix)
→
Esperanto
certi
(suffix)
→
Esperanto
necerta
(affix)
→
Esperanto
malcerta
(affix)
→
Esperanto
certiĝi
(affix)