Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Proto-Indo-European
*h₂ergʰ-
→
English
archaic
(derived)
→
English
matriarch
(derived)
→
English
-arch
(derived)
→
English
archi-
(derived)
→
English
archetype
(derived)
→
English
archaism
(derived)
→
English
archaeophyte
(root)
→
Ancient Greek
ἄρχω
(derived)
→
Ancient Greek
ὄρχαμος
(derived)