Excessive accumulation of blood or other fluid in a body part.

Roget 72: assemblage; collection, collocation, colligation^†; compilation, levy, gathering, ingathering, muster, attroupement^†; team; concourse, conflux^†, congregation, contesseration^†, convergence etc. 290; meeting, levee, reunion, drawing room, at home; conversazione [It] etc. (social gathering) 892; assembly, congress; convention, conventicle; gemote^†; conclave etc. (council) 696; posse, posse comitatus [Lat.]; Noah's ark.    miscellany, collectanea^†; museum, menagerie etc. (store) 636; museology^†.    crowd, throng, group; flood, rush, deluge; rabble, mob, press, crush, cohue^†, horde, body, tribe; crew, gang, knot, squad, band, party; swarm, shoal, school, covey, flock, herd, drove; atajo^†; bunch, drive, force, mulada [U.S.]; remuda^†; roundup [U.S.]; array, bevy, galaxy; corps, company, troop, troupe, task force; army, regiment etc. (combatants) 726; host etc. (multitude) 102; populousness.    clan, brotherhood, fraternity, sorority, association etc. (party) 712.    volley, shower, storm, cloud.    group, cluster, Pleiades, clump, pencil; set, batch, lot, pack; budget, assortment, bunch; parcel; packet, package; bundle, fascine^†, fasces^†, bale; seron^†, seroon^†; fagot, wisp, truss, tuft; shock, rick, fardel^†, stack, sheaf, haycock^†; fascicle, fascicule^†, fasciculus [Lat.], gavel, hattock^†, stook^†.    accumulation etc. (store) 636; congeries, heap, lump, pile, rouleau^†, tissue, mass, pyramid; bing^†; drift; snowball, snowdrift; acervation^†, cumulation; glomeration^†, agglomeration; conglobation^†; conglomeration, conglomerate; coacervate [Chem], coacervation [Chem], coagmentation^†, aggregation, concentration, congestion, omnium gaterum [Lat.], spicilegium^†, black hole of Calcutta; quantity etc. (greatness) 31.    collector, gatherer; whip, whipper in.    ... show more

Roget 641: redundancy, redundance^†; too much, too many; superabundance, superfluity, superfluence^†, saturation; nimiety^†, transcendency, exuberance, profuseness; profusion etc. (plenty) 639; repletion, enough in all conscience, satis superque [Lat.], lion's share; more than enough etc. 639; plethora, engorgement, congestion, load, surfeit, sickener^†; turgescence etc. (expansion) 194^†; overdose, overmeasure^†, oversupply, overflow; inundation etc. (water) 348; avalanche.    accumulation etc. (store) 636; heap etc. 72; drug, drug in the market; glut; crowd; burden.    excess; surplus, overplus^†; epact^†; margin; remainder etc. 40; duplicate; surplusage^†, expletive; work of supererogation; bonus, bonanza.    luxury; intemperance etc. 954; extravagance etc. (prodigality) 818; exorbitance, lavishment^†.    pleonasm etc. (diffuseness) 573; too many irons in the fire; embarras de richesses [Fr.].    ... show more

Dutch: verstopping, congestie
Polish: embolia, zator

Excessive crowding:
— Traffic congestion.

synonym: over-crowding.