Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Old Portuguese
dezembro
←
Latin
december
(inherited)
→
Galician
decembro
(inherited)
→
Portuguese
dezembro
(inherited)
→
Tetum
dezembru
(derived)