Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Mongolian
дутуу
←
Buryat
дутуу
(cognate)
←
Mongolian
дутах
(suffix)
←
Mongolian
уу
(suffix)
←
Kalmyk
дуту
(cognate)