Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Ligurian
ciàtto
←
Ancient Greek
πλατύς
(derived)
←
Proto-Indo-European
*pleth₂-
(root)
←
Proto-Indo-European
*pléth₂us
(derived)
←
Proto-Indo-European
*pleth₂-
(mention)