Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Belarusian
сам
←
Proto-Slavic
*samъ
(inherited)
→
Belarusian
самастрэл
(affix)
→
Belarusian
самагубства
(affix)