Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Greek
εβδομήντα
←
Ancient Greek
ἑβδομήκοντα
(inherited)
←
Proto-Hellenic
*hebdmākontə
(inherited)
←
Proto-Indo-European
*septm̥-ḱómt-h₂
(inherited)
←
Proto-Indo-European
*septḿ̥dḱomt
(mention)