<span class="searchmatch">retrōgradiēbātur</span> third-person singular imperfect active indicative of retrōgradior...
retrōgradiuntur imperfect retrōgradiēbar retrōgradiēbāris, retrōgradiēbāre <span class="searchmatch">retrōgradiēbātur</span> retrōgradiēbāmur retrōgradiēbāminī retrōgradiēbantur future retrōgradiar...