109 entries under noun topic. ×

14
jam(crush, block, pressure, hindrance)
9
blockage
9
obstruction
8
bottleneck(block, hindrance, jam, obstacle)
7
block
7
concentration(assemblage, density)
7
overcrowding(discharge, flood, deluge, blockage)
7
stoppage
7
surfeit(flood, abundance, completeness, deluge)
6
engorgement(discharge, fill, wealth, capacity)
6
impediment
5
crowdedness(blockage, interposition, bottleneck, overloading)
5
saturation(fill, wealth, capacity, abundance)
5
traffic jam(expression, idiom, block, jam)
4
constipation
4
crowding(blockage, bottleneck, overloading, cramming)
3
accumulation
3
barrier
3
blockade
3
clog
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APASmart Define. (2015). congestion thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/congestion/thesaurus/synonyms
ChicagoSmart Define. 2015. "congestion thesaurus" https://smartdefine.org/congestion/thesaurus/synonyms (accessed September 27, 2026).
HarvardSmart Define 2015, congestion thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/congestion/thesaurus/synonyms>.
MLASmart Define. "congestion thesaurus" 10 April 2015. Web. 27 September 2026. <https://smartdefine.org/congestion/thesaurus/synonyms>