Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Portuguese
variável
←
Latin
variābilis
(derived)
←
Portuguese
variar
(affix)
←
Portuguese
-ável
(affix)
→
Portuguese
variavelmente
(affix)