90 entries under noun topic. ×

4
difficulty(disorder, delay, weakness, burden)
4
hurdle(difficulty, weakness, burden, hindrance)
4
stricture(difficulty, weakness, burden, defect)
4
traffic jam(expression, idiom, block, excess)
3
canal
3
chokepoint
3
gridlock(delay, jam, deadlock, stalemate)
3
hang-up
3
restriction(difficulty, weakness, burden, hindrance)
2
blocking(hindering, congestion, cramming, mobbing)
2
burden(verb, disorder, block, delay)
2
coarctation
2
contraction
2
curb(verb, stop, control, reduce)
2
encumbrance(difficulty, weakness, burden, hindrance)
2
handicap(verb, disorder, block, delay)
2
hold-up
2
holdup(block, delay, difficulty, weakness)
2
inhibition(difficulty, weakness, burden, hindrance)
2
logjam(block, excess, jam, accumulation)
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APASmart Define. (2015). bottleneck thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/bottleneck/thesaurus/synonyms
ChicagoSmart Define. 2015. "bottleneck thesaurus" https://smartdefine.org/bottleneck/thesaurus/synonyms (accessed September 27, 2026).
HarvardSmart Define 2015, bottleneck thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/bottleneck/thesaurus/synonyms>.
MLASmart Define. "bottleneck thesaurus" 10 April 2015. Web. 27 September 2026. <https://smartdefine.org/bottleneck/thesaurus/synonyms>