IPA(key): [rʊˈt͡ɕæjʉsʲ] <span class="searchmatch">руча́юсь</span> • (ručájusʹ) first-person singular present indicative imperfective of руча́ться (ručátʹsja)...
(garantírovatʹ) Я <span class="searchmatch">руча́юсь</span> за э́то голово́й. Ja ručájusʹ za éto golovój. I'll answer/vouch for it with my life; I'll stake my life on it. <span class="searchmatch">Руча́юсь</span> за то, что...