Overcrowd is a term used to describe a situation where too many people or things are in a space, resulting in congestion and chaos. It is made up of the words CROWD, CLOG, CRAM, and CONGEST. CROWD is a noun meaning a large number of people gathered together. CLOG is a verb meaning to block or fill up a space with an excessive amount of something. CRAM is a verb meaning to fill a space with more than it can comfortably hold. CONGEST is a verb meaning to cause a blockage or overcrowding.