Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Italian
pantano
→
Catalan
pantà
(borrowed)
→
Spanish
pantano
(borrowed)
→
Italian
impantanare
(confix)
→
Italian
pantanoso
(suffix)
→
Italian
spantanare
(affix)
→
Portuguese
pântano
(mention)