194 entries under obstruct topic. ×

11
nonplus(verb, upset, trouble, bother, disturb)
11
nullify(verb, stop, ruin, destroy, withdraw)
11
obviate(verb, stop, hold, control, separate)
11
prohibit(verb, stop, check, reduce, reject)
11
puzzle(verb, upset, trouble, bother, block)
11
restrain(verb, stop, control, check, reduce)
11
retard(verb, stop, control, dull, quiet)
10
arrest(noun, verb, stop, hold, control)
10
counter(verb, stop, check, ruin, oppose)
10
counteract(verb, stop, hold, control, change)
10
curb(verb, stop, control, close, end)
10
halt(verb, stop, hold, control, close)
10
stump(verb, phrasal verb, stop, upset, trouble)
9
confound(verb, upset, trouble, beat, bother)
9
delay(noun, verb, stop, control, reduce)
9
dishearten(verb, stop, upset, fail, prevent)
9
negate(verb, stop, change, check, smooth)
9
ruin(verb, stop, upset, hurt, oppose)
8
annul(verb, stop, change, smooth, withdraw)
8
beat(verb, stop, upset, disturb, ruin)
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APASmart Define. (2015). frustrate thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/frustrate/thesaurus/synonyms
ChicagoSmart Define. 2015. "frustrate thesaurus" https://smartdefine.org/frustrate/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2015, frustrate thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/frustrate/thesaurus/synonyms>.
MLASmart Define. "frustrate thesaurus" 10 April 2015. Web. 22 September 2026. <https://smartdefine.org/frustrate/thesaurus/synonyms>