<span class="searchmatch">postscrīberēminī</span> second-person plural imperfect passive subjunctive of postscrībō...
postscrīberer postscrīberēris, postscrīberēre postscrīberētur postscrīberēmur <span class="searchmatch">postscrīberēminī</span> postscrīberentur perfect postscrīptus + present active subjunctive...