3
fill up(verb, expression, phrasal verb)
3
load(verb, stop, close, block, top)
3
overcrowd(verb, block, mass, pack, gather)
3
satiate(verb, stop, close, block, top)
3
saturate(verb, stop, close, block, top)
3
thwart(verb, stop, close, check, halt)
3
top off(expression, stop, close, block, top)
2
amass
2
arrest(verb, stop, close, check, halt)
2
back
2
barricade(verb, stop, close, check, halt)
2
bind(verb, force, block, bear, pack)
2
blockade(verb, stop, close, halt, block)
2
brake(verb, stop, close, halt, prevent)
2
bunch(reduce, eliminate, mass, pack, combine)
2
bung up(verb, expression, phrasal verb, stop, seal)
2
burden(verb, block, hinder, pack, obstruct)
2
catch(verb, stop, close, halt, prevent)
2
caulk(verb, block, bar, obstruct, fill)
2
chock(verb, mass, pack, gather, crowd)
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APASmart Define. (2015). congest thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/congest/thesaurus/synonyms
ChicagoSmart Define. 2015. "congest thesaurus" https://smartdefine.org/congest/thesaurus/synonyms (accessed September 21, 2026).
HarvardSmart Define 2015, congest thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/congest/thesaurus/synonyms>.
MLASmart Define. "congest thesaurus" 10 April 2015. Web. 21 September 2026. <https://smartdefine.org/congest/thesaurus/synonyms>