<span class="searchmatch">collābēbāminī</span> second-person plural imperfect active indicative of collābor...
imperfect collābēbar collābēbāris, collābēbāre collābēbātur collābēbāmur <span class="searchmatch">collābēbāminī</span> collābēbantur future collābar collābēris, collābēre collābētur collābēmur...