Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Spanish
surco
←
Proto-Indo-European
*solk-o-
(derived)
←
Proto-Indo-European
*selk-
(mention)
←
Latin
sulcus
(inherited)
→
Galician
suco
(cognate)