jam vb
1 cram, crowd, crush, force, pack, press, ram, squeeze, stuff, throng, wedge
2 block, cease, clog, congest, halt, obstruct, stall, stick n
3 crowd, crush, horde, mass, mob, multitude, pack, press, swarm, throng
4 bind, deep water, dilemma, fix (informal) hole (slang) hot water, pickle (informal) plight, predicament, quandary, scrape (informal) spot (informal) strait, tight spot, trouble