Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
English
wern
←
English
warn
(mention)
←
English
were
(suffix)
←
English
en
(suffix)
←
Middle English
weren
(inherited)
→
Middle English
weren
(mention)