Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Latin
octaedron
←
Ancient Greek
ὀκτώ
(derived)
←
Ancient Greek
ἕδρα
(mention)
→
Latin
octaedricus
(suffix)