<span class="searchmatch">introiērunt</span> third-person plural perfect active indicative of introeō...
introīvī introīstī, introīvistī introiit, introīvit introiimus introīstis <span class="searchmatch">introiērunt</span>, introiēre pluperfect introieram introierās introierat introierāmus introierātis...