logjam

English Thesaurus

1. an immovable mass of logs blocking a river (noun.group)

hypernym	:	mass,
definition	:	an ill-structured collection of similar things (objects or people) (noun.group)

2. any stoppage attributable to unusual activity (noun.state)

hypernym	:	arrest, check, halt, hitch, stay, stop, stoppage,
definition	:	the state of inactivity following an interruption (noun.state)