Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Buryat
мяхан
→
Mongolian
мах
(cognate)
→
Dongxiang
migva
(cognate)
→
Kalmyk
махн
(cognate)