Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Latin
ignarus
←
Proto-Indo-European
*ǵneh₃-
(root)
←
Proto-Italic
*engnāros
(inherited)
←
Latin
in-
(affix)
←
Latin
gnārus
(affix)