Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Mongolian
бойжих
←
Buryat
бойжохо
(cognate)
←
Mongolian
бой
(suffix)
←
Mongolian
жих
(suffix)
←
Kalmyk
бооҗх
(cognate)