Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Bashkir
сүс
←
Bashkir
сәс
(doublet)
←
Chuvash
ҫӳҫ
(cognate)
←
Proto-Turkic
*s(i)ač
(derived)
→
Bashkir
сәс
(doublet)