Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Bulgarian
къде
←
Old Church Slavonic
къде
(inherited)
←
Old Church Slavonic
кѫдѣ
(inherited)
←
Proto-Slavic
*kъde
(inherited)
←
Proto-Slavic
*kǫda
(inherited)