<span class="searchmatch">scīscāris</span> second-person singular present passive subjunctive of scīscō...
scīvisset scīvissēmus scīvissētis scīvissent passive present scīscar <span class="searchmatch">scīscāris</span>, scīscāre scīscātur scīscāmur scīscāminī scīscantur imperfect scīscerer...