Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Greek
ένας
←
Ancient Greek
ἕνα
(inherited)
←
Ancient Greek
εἷς
(mention)
←
Proto-Hellenic
*hens
(inherited)
←
Proto-Indo-European
*sḗm
(inherited)