40 entries under impede topic. ×

13
anticatalyst(noun, hinder, interrupt)
10
prevention(noun, block, inhibitor)
9
obstruction(noun, hinder, interrupt)
8
block(noun, hinder, interrupt)
6
blockage(noun, block, inhibitor)
6
obstacle(noun, hinder, interrupt)
6
preventer(noun, block, inhibitor, enzyme)
4
interference(noun, hinder, interrupt)
3
impediment(noun, hinder, interrupt)
3
let go(verb, block, mingle)
3
clog up(verb, phrasal verb, block, mingle)
3
let down(verb, phrasal verb, block, mingle)
3
let go of(verb, phrasal verb, block, mingle)
3
let in(verb, phrasal verb, block, mingle)
3
let up(verb, phrasal verb, block, mingle)
2
hurdle(verb, block, mingle)
1
balk(verb, block, mingle)
1
annoyance(noun, hinder, interrupt)
1
bar(noun, hinder, interrupt)
1
blocking agent(noun, expression, block, inhibitor)
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APASmart Define. (2015). catalyst thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/catalyst/thesaurus/antonyms
ChicagoSmart Define. 2015. "catalyst thesaurus" https://smartdefine.org/catalyst/thesaurus/antonyms (accessed September 24, 2026).
HarvardSmart Define 2015, catalyst thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/catalyst/thesaurus/antonyms>.
MLASmart Define. "catalyst thesaurus" 10 April 2015. Web. 24 September 2026. <https://smartdefine.org/catalyst/thesaurus/antonyms>