Synonyms|349Antonyms|85|Broader|26Narrower|19Related|250
2
hurdle(verb, block, impede, mingle)
2
infirmity(noun, block, hinder, defect)
2
spent catalyst(noun, block, hinder, anticatalyst)
1
balk(verb, block, impede, mingle)
1
annoyance(noun, hinder, impede, interrupt)
1
assignation(noun, block, hinder, defect)
1
bar(noun, hinder, impede, interrupt)
1
blocking agent(noun, expression, block, impede, inhibitor)
1
clog(noun, hinder, impede, interrupt)
1
discouragement(noun, block, hinder, cheer, anticatalyst)
1
encumbrance(noun, hinder, impede, interrupt)
1
handicap(noun, hinder, impede, interrupt)
1
hindrance(noun, block, hinder, anticatalyst)
1
inhibition(noun, hinder, impede, interrupt)
1
anabolyst(noun, block, impede, inhibitor)
1
arrest(noun, block, hinder, defect)
1
barricade(noun, block, hinder, defect)
1
barrier(noun, block, hinder, defect)
1
blocker(noun, block, impede, inhibitor)
1
breakdown(noun, block, hinder, defect)
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APASmart Define. (2015). catalyst thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/catalyst/thesaurus/antonyms
ChicagoSmart Define. 2015. "catalyst thesaurus" https://smartdefine.org/catalyst/thesaurus/antonyms (accessed September 22, 2026).
HarvardSmart Define 2015, catalyst thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/catalyst/thesaurus/antonyms>.
MLASmart Define. "catalyst thesaurus" 10 April 2015. Web. 22 September 2026. <https://smartdefine.org/catalyst/thesaurus/antonyms>