Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Portuguese
comungar
←
Spanish
comulgar
(cognate)
←
Latin
communicāre
(inherited)
←
Latin
communicō
(mention)
←
Portuguese
comunicar
(doublet)
←
Old Portuguese
comungar
(inherited)
→
Portuguese
comunicar
(doublet)