Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Russian
гуде́ть
→
Bulgarian
гудя
(cognate)
→
Russian
гудок
(affix)
→
Russian
загудеть
(affix)
→
Russian
прогудеть
(affix)