Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Middle English
argh
←
Old English
earg
(inherited)
←
Proto-Germanic
*argaz
(inherited)
←
Proto-West Germanic
*arg
(inherited)
→
English
argh
(inherited)
→
Middle English
eri
(doublet)
→
Middle English
arghly
(affix)
→
Middle English
arghnes
(affix)
→
Middle English
arȝen
(affix)