<span class="searchmatch">labutasses</span> second-person singular imperfect subjunctive of labutar...
<span class="searchmatch">labutasse</span> first/third-person singular imperfect subjunctive of labutar...
labute labutes labute labutemos labuteis labutem Imperfect <span class="searchmatch">labutasse</span> <span class="searchmatch">labutasses</span> <span class="searchmatch">labutasse</span> labutássemos labutásseis labutassem Future labutar labutares...