90 entries under noun topic. ×

13
obstruction(block, delay, weakness, hindrance)
11
block(verb, disorder, delay, curb)
10
impediment(block, weakness, hindrance, obstacle)
10
jam(block, hinder, hindrance, excess)
10
snag(block, delay, difficulty, weakness)
8
congestion(block, hindrance, jam, obstacle)
8
hindrance(block, delay, weakness, hindrance)
7
barrier(block, difficulty, weakness, burden)
7
blockage(block, difficulty, weakness, burden)
6
bar(verb, stop, hold, control)
6
catch(difficulty, weakness, hinder, burden)
6
clog(verb, disorder, block, delay)
6
constriction
6
hitch(delay, difficulty, weakness, burden)
6
obstacle(block, difficulty, weakness, burden)
5
check(verb, stop, control, disorder)
5
stop(verb, hold, control, reduce)
5
stoppage(delay, weakness, hindrance, jam)
5
strait(difficulty, predicament, crisis)
4
delay(verb, stop, control, reduce)
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APASmart Define. (2015). bottleneck thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/bottleneck/thesaurus/synonyms
ChicagoSmart Define. 2015. "bottleneck thesaurus" https://smartdefine.org/bottleneck/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2015, bottleneck thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/bottleneck/thesaurus/synonyms>.
MLASmart Define. "bottleneck thesaurus" 10 April 2015. Web. 25 September 2026. <https://smartdefine.org/bottleneck/thesaurus/synonyms>