Certain

"Certain" in Russian

како́й-то

kakój-to

(not specifically named, indeterminate, indefinite)

не́кий

nékij

(not specifically named, indeterminate, indefinite)

не́который

nékotoryj

(not specifically named, indeterminate, indefinite)

определённый

opredeljónnyj

(sure, positive, not doubting)

уве́ренный

uvérennyj

(sure, positive, not doubting)

не́кий

nékij

(having been determined but not specified)

не́который

nékotoryj

(having been determined but not specified)

определённый

opredeljónnyj

(having been determined but not specified)

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.