Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Mongolian
орой
←
Proto-Mongolic
*orai
(inherited)
←
Proto-Mongolic
*horai
(inherited)
→
Mongolian
оройвч
(suffix)
→
Tuvan
орай
(cognate)