<span class="searchmatch">prosperassem</span> (reintegrationist norm) third-person plural imperfect subjunctive of prosperar <span class="searchmatch">prosperāssem</span> first-person singular pluperfect active subjunctive...
prosperasses prosperasse prosperássemos prosperássedes, prosperásseis <span class="searchmatch">prosperassem</span> Future prosperar prosperares prosperar prosperarmos prosperardes prosperarem...