Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Portuguese
til
←
Latin
titulus
(derived)
←
Old Occitan
tille
(derived)
←
Portuguese
título
(doublet)
→
Portuguese
título
(doublet)