Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Bulgarian
ватог
←
Bulgarian
одая
(cognate)
←
Old Church Slavonic
ватахъ
(cognate)
←
Chuvash
вут
(cognate)
←
Turkish
otağ
(cognate)
←
Turkish
oda
(cognate)
←
Turkish
od
(cognate)
←
Proto-Turkic
*ōtag
(derived)
←
Tatar
ут
(cognate)
→
Bulgarian
ватах
(cognate)