<span class="searchmatch">comperīrēris</span> second-person singular imperfect passive subjunctive of comperiō...
comperiātur comperiāmur comperiāminī comperiantur imperfect comperīrer <span class="searchmatch">comperīrēris</span>, comperīrēre comperīrētur comperīrēmur comperīrēminī comperīrentur perfect...