Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Portuguese
lagarto
←
Latin
lacertus
(inherited)
←
Old Portuguese
lagarto
(inherited)
→
Italian
lucertola
(cognate)
→
Portuguese
lagartear
(affix)