Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
English
Pythagoras
←
Ancient Greek
Πῡθαγόρᾱς
(derived)
←
Proto-Indo-European
*h₂ger-
(root)
→
English
ipse dixit
(link)