Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Bulgarian
бъдещ
←
Bulgarian
бъ́да
(cognate)
←
Bulgarian
-ещ
(affix)
→
Bulgarian
бъдеще
(affix)