Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Bulgarian
жар
←
Proto-Slavic
*žarъ
(inherited)
←
Proto-Slavic
*žarь
(mention)
→
Bulgarian
пожар
(prefix)
→
Bulgarian
жар-птица
(affix)
→
Bulgarian
жарък
(affix)