<span class="searchmatch">agermanábamos</span> only used in nos <span class="searchmatch">agermanábamos</span>, first-person plural imperfect indicative of agermanarse...
agermanan imperfect me agermanaba te agermanabas se agermanaba nos <span class="searchmatch">agermanábamos</span> os agermanabais se agermanaban preterite me agermané te agermanaste...