IPA(key): [pɐˈstupʲɪʂ] <span class="searchmatch">посту́пишь</span> • (postúpišʹ) second-person singular future indicative perfective of поступи́ть (postupítʹ)...
future tense 1st singular (я) — поступлю́ postupljú 2nd singular (ты) — <span class="searchmatch">посту́пишь</span> postúpišʹ 3rd singular (он/она́/оно́) — посту́пит postúpit 1st plural...