Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Oscan
ππππππ
β
Proto-Indo-European
*kΚ·etwΓ³res
(inherited)
β
Proto-Italic
*kΚ·ettwΕr
(inherited)