Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Mongolian
аав
←
Buryat
аба
(cognate)
←
Classical Mongolian
ᠠᠪᠤ
(inherited)
←
Dongxiang
aba
(cognate)
←
Dongxiang
awi
(mention)
←
Kalmyk
аав
(cognate)
←
Mongghul
aaba
(cognate)
←
Proto-Mongolic
*abu
(inherited)
←
Middle Mongolian
(inherited)
←
East Yugur
awa
(cognate)
→
Kalmyk
аав
(cognate)