Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Tuvan
оюн
←
Proto-Turkic
*oy-
(inherited(tyv/ky))
←
Proto-Turkic
*oy-
(inherited)
←
Undetermined
*oyun
(mention)
→
Southern Altai
ойын
(cognate)
→
Kazakh
ойын
(cognate)
→
Tuvan
ойнаар
(suffix)