<span class="searchmatch">concēderētis</span> second-person plural imperfect active subjunctive of concēdō...
concēdātis concēdant imperfect concēderem concēderēs concēderet concēderēmus <span class="searchmatch">concēderētis</span> concēderent perfect concesserim concesserīs concesserit concesserīmus...