<span class="searchmatch">collūcēbam</span> first-person singular imperfect active indicative of collūceō...
collūceō collūcēs collūcet collūcēmus collūcētis collūcent imperfect <span class="searchmatch">collūcēbam</span> collūcēbās collūcēbat collūcēbāmus collūcēbātis collūcēbant future collūcēbō...