assemble bunch bunch up clot cluster collect come together congregate converge copulate couple crowd crystallize date draw up fall in fall into line fall into place fall into rank flock together flow together forgather form fuse gang around gang up gather herd together hive horde huddle league link mass meet merge mill muster place itself rally rally around rally round range itself rendezvous seethe shape up stream surge swarm take form take its place take order take rank take shape throng unite