Russian Indefinite Pronoun kakoj-libo: Non-Standard Usage and Changes in the Semantics

The paper deals with meaning and use of an indefinite pronoun kakojlibo ‘any/some’ in the modern Russian language. Research based on corpus data revealed non-standard usage of the pronoun kakoj-libo ‘any/some’. The paper describes main types of the deviations and evaluates their pragmatic and semantic effect. Finally, tendencies of the change in semantics and use of these pronouns are characterized.