Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Old Norse
djákn
←
Old English
diācon
(borrowed)
←
Ancient Greek
διᾱ́κονος
(derived)
←
Latin
diāconus
(derived)
→
Old Norse
erkidjákn
(prefix)