Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Bulgarian
въглен
←
Bulgarian
въ́гъл
(suffix)
←
Bulgarian
ен
(suffix)
←
Bulgarian
въглени
(mention)
←
Bulgarian
въглища
(mention)
←
Proto-Slavic
*ǫglь
(inherited)