Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Portuguese
vácuo
←
Proto-Indo-European
*ewə-
(derived)
←
Latin
vacuus
(borrowed)
←
Latin
vacō
(mention)
←
Portuguese
vago
(mention)