Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Mongolian
морьхон
←
Buryat
морь
(suffix)
←
Buryat
хон
(suffix)
←
Buryat
морихон
(cognate)
←
Khamnigan Mongol
морихон
(cognate)
→
Buryat
морихон
(cognate)
→
Khamnigan Mongol
морихон
(cognate)