<span class="searchmatch">collapsèrent</span> third-person plural past historic of collapser...
collapsa /kɔ.lap.sa/ collapsâmes /kɔ.lap.sam/ collapsâtes /kɔ.lap.sat/ <span class="searchmatch">collapsèrent</span> /kɔ.lap.sɛʁ/ future collapserai /kɔ.lap.sə.ʁe/ collapseras /kɔ.lap.sə...