<span class="searchmatch">commerēbam</span> first-person singular imperfect active indicative of commereō...
commereō commerēs commeret commerēmus commerētis commerent imperfect <span class="searchmatch">commerēbam</span> commerēbās commerēbat commerēbāmus commerēbātis commerēbant future commerēbō...