Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Portuguese
comunicar
←
Latin
commūnicāre
(borrowed)
←
Latin
commūnicō
(mention)
←
Latin
communis
(mention)
←
Portuguese
comungar
(doublet)
→
Portuguese
comunicado
(affix)
→
Portuguese
comungar
(doublet)