Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Ancient Greek
-αρχίᾱ
→
English
-archy
(derived)
→
English
pentarchy
(mention)
→
Norwegian Bokmål
-arki
(derived)
→
Norwegian Nynorsk
-arki
(derived)