Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Proto-Slavic
*guzъ
→
Bulgarian
гъз
(mention)
→
Macedonian
газ
(mention)
→
Polish
guz
(inherited)
→
Serbo-Croatian
guz
(inherited)
→
Serbo-Croatian
гуз
(inherited)