Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Mongolian
цөл
←
Turkish
çöl
(cognate)
←
Proto-Turkic
*čöl
(derived)
→
Mongolian
хээр
(link)