Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Bulgarian
бол
←
Bulgarian
боля
(link)
←
Bulgarian
болея
(link)
←
Bulgarian
болие
(link)
←
Bulgarian
болка
(link)
←
Bulgarian
зъбобол
(link)
←
Bulgarian
гърлобол
(link)
←
Bulgarian
главобол
(link)
←
Bulgarian
сърцебол
(link)
←
Bulgarian
сърдебол
(link)
←
Bulgarian
болясвам
(link)
←
Bulgarian
бода
(cognate)
←
Greek
μπόλι
(borrowed)
←
Ottoman Turkish
بوللق
(borrowed)
←
Proto-Slavic
*boľь
(inherited)
←
Turkish
bolluk
(cognate)
→
Bulgarian
главоболие
(compound)
→
Bulgarian
болест
(affix)
→
Bulgarian
болка
(affix)