-тирать

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Russian

Etymology 1

From imperfective lengthening of the perfective Proto-Slavic stem *-tьr- (cf. first singular *tьrǫ of *terti) + -а́ть (-átʹ). Similar lengthening accounts for the change -о--а- in imperfective derivations in -ывать (-yvatʹ) and -ивать (-ivatʹ), e.g.

Pronunciation

Combining form

-тира́ть (-tirátʹimpf (perfective -тере́ть)

  1. Combining form used to form imperfective counterparts of prefixed derivatives of тере́ть (terétʹ, to rub, to grate).
    протере́ть pf (proterétʹ)протира́ть impf (protirátʹ)
    стере́ть pf (sterétʹ)стира́ть impf (stirátʹ)
    вы́тереть pf (výteretʹ)вытира́ть impf (vytirátʹ)

Conjugation

See also