Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Portuguese
digno
←
Proto-Indo-European
*deḱ-no
(derived)
←
Proto-Indo-European
*deḱ-
(mention)
←
Latin
dignus
(borrowed)
→
Portuguese
indigno
(link)