<span class="searchmatch">perstringerēris</span> second-person singular imperfect passive subjunctive of perstringō...
perstringāmur perstringāminī perstringantur imperfect perstringerer <span class="searchmatch">perstringerēris</span>, perstringerēre perstringerētur perstringerēmur perstringerēminī perstringerentur...