Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Ligurian
pêgoa
←
Proto-Indo-European
*peḱu-
(derived)
←
Latin
pecora
(inherited)
←
Latin
pecus
(mention)
←
Latin
pecū
(mention)