<span class="searchmatch">lāberēris</span> second-person singular imperfect active subjunctive of lābor...
lābar lābāris, lābāre lābātur lābāmur lābāminī lābantur imperfect lāberer <span class="searchmatch">lāberēris</span>, lāberēre lāberētur lāberēmur lāberēminī lāberentur perfect lāpsus + present...