IPA(key): [ɐpəvʲɪˈɕːu] <span class="searchmatch">оповещу́</span> • (opoveščú) first-person singular future indicative perfective of оповести́ть (opovestítʹ)...
оповести́вши opovestívši present tense future tense 1st singular (я) — <span class="searchmatch">оповещу́</span> opoveščú 2nd singular (ты) — оповести́шь opovestíšʹ 3rd singular (он/она́/оно́)...