Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Mongolian
хадуур
←
Mongolian
хадах
(suffix)
←
Mongolian
уур
(suffix)
←
Dongxiang
ghadu
(cognate)
←
Mongghul
ghadir
(cognate)
←
Proto-Mongolic
*kaduxur
(inherited)