<span class="searchmatch">contremīscēbam</span> first-person singular imperfect active indicative of contremīscō...
contremīscit contremīscimus contremīscitis contremīscunt imperfect <span class="searchmatch">contremīscēbam</span> contremīscēbās contremīscēbat contremīscēbāmus contremīscēbātis contremīscēbant...