<span class="searchmatch">diffīderem</span> first-person singular imperfect active subjunctive of diffīdō...
diffīdam diffīdās diffīdat diffīdāmus diffīdātis diffīdant imperfect <span class="searchmatch">diffīderem</span> diffīderēs diffīderet diffīderēmus diffīderētis diffīderent perfect diffīsus...