<span class="searchmatch">fossāverās</span> second-person singular pluperfect active indicative of fossō...
fossāvit fossāvimus fossāvistis fossāvērunt, fossāvēre pluperfect fossāveram <span class="searchmatch">fossāverās</span> fossāverat fossāverāmus fossāverātis fossāverant future perfect fossāverō...