Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Bulgarian
първоначален
←
Bulgarian
пъ́рви
(affix)
←
Bulgarian
-о-
(affix)
←
Bulgarian
нача́лен
(affix)