congested

/K AH0 N JH EH1 S T AH0 D/
verb
  1. 1

    To hinder or block the passage of something moving, for example a fluid, mixture, traffic, people, etc. (due to an excess of this or due to a partial or complete obstruction), resulting in overfilling or overcrowding.

adjective
  1. 1

    Overcrowded

Source: https://en.wiktionary.org/wiki/congest, https://en.wiktionary.org/wiki/congested