Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Sardinian
ballare
←
Ancient Greek
βαλλίζω
(derived)
←
Proto-Indo-European
*bal-
(derived)
→
Sicilian
ballari
(cognate)