Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Latin
explano
←
Latin
ex-
(affix)
←
Latin
plānus
(affix)
←
Latin
-ō
(affix)
→
Interlingua
explanar
(derived)
→
Latin
explanatio
(suffix)
→
Portuguese
explanar
(derived)