Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Catalan
àbac
←
Ancient Greek
ἄβαξ
(derived)
←
Latin
abacus
(derived)
←
Latin
abax
(mention)
→
English
abacus
(cognate)