Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Bulgarian
сам
←
Proto-Slavic
*samъ
(inherited)
→
Bulgarian
самолет
(compound)
→
Bulgarian
само-
(cognate)
→
Bulgarian
самота
(affix)
→
Bulgarian
самичък
(affix)
→
Romanian
nitam-nisam
(mention)