Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Old Tupi
ygûasu
←
Old Tupi
y
(suffix)
←
Old Tupi
gûasu
(suffix)
→
Portuguese
Iguaçu
(derived)