Rusça "который" kelimesi Türkçe'de kaçıncı, ki anlamına gelir.
Tanım
•what, which (among a specific series) · which, that, who, whom · not the first, more than one
Etimoloji
Inherited from Old East Slavic которꙑи (kotoryi), from Proto-Slavic *kotorъjь, *koterъjь, definite of **kotorъ, **koterъ, from Proto-Indo-European *kʷóteros.