7
stricture
7
stumbling-block
6
bulwark
6
closure(noun, obstruction, stoppage, barrier, barricade)
6
crimp(noun, difficulty, restraint, arrest, hindrance)
6
entanglement(noun, hindrance, complication, multiplicity, complicacy)
6
inhibition(noun, difficulty, weakness, burden, reserve)
6
interception
6
liability
6
remora
6
sticking point
5
jam(noun, check, block, delay, hindrance)
5
opposition(noun, restraint, caution, hindrance, impediment)
5
fence(noun, difficulty, hindrance, problem, obstruction)
5
hamper(noun, trouble, help, open, block)
5
hardship(noun, trouble, difficulty, bar, pain)
5
impasse(noun, trouble, defeat, draw, blow)
5
interruption(noun, break, halt, difficulty, restraint)
5
setback(noun, check, disorder, defeat, delay)
5
trammel(noun, disorder, block, difficulty, weakness)
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APASmart Define. (2015). obstacle thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/obstacle/thesaurus/synonyms
ChicagoSmart Define. 2015. "obstacle thesaurus" https://smartdefine.org/obstacle/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2015, obstacle thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/obstacle/thesaurus/synonyms>.
MLASmart Define. "obstacle thesaurus" 10 April 2015. Web. 22 September 2026. <https://smartdefine.org/obstacle/thesaurus/synonyms>