Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Ancient Greek
ἰταμός
←
Ancient Greek
εἶμι
(mention)
←
Ancient Greek
ποταμός
(mention)
←
Proto-Indo-European
*h₁ey-
(root)
←
Proto-Indo-European
*h₁ey-
(derived)