Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
German
kongenial
←
German
kon-
(prefix)
←
German
genial
(prefix)
←
Latin
con-
(derived)
←
Latin
genialis
(mention)