Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Kumyk
ёкъ
←
Proto-Turkic
*jōk
(inherited)
→
Southern Altai
јок
(cognate)
→
Kumyk
ёкълукъ
(suffix)