Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Portuguese
viúva
←
Proto-Indo-European
*h₁widʰéwh₂
(inherited)
←
Latin
vidua
(inherited)
←
Old Portuguese
viuva
(inherited)
←
Old Portuguese
viuda
(mention)
→
Portuguese
viuvez
(suffix)