Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Bulgarian
-ко
→
Bulgarian
драгинко
(affix)
→
Bulgarian
сечко
(affix)
→
Bulgarian
стрежко
(affix)
→
Bulgarian
сърдитко
(affix)
→
Bulgarian
послушко
(affix)