90 entries under annul topic. ×

23
neutralize(verb, stop, action, hold, control)
17
cancel(verb, stop, action, change, smooth)
16
nullify(verb, stop, action, fix, settle)
15
counterbalance(verb, stop, order, fix, discharge)
14
offset(verb, stop, order, fix, discharge)
12
countervail(verb, stop, order, fix, attack)
11
redress(noun, verb, stop, change, fix)
9
frustrate(verb, stop, hold, control, change)
9
compensate(verb, order, change, smooth, settle)
8
countercheck(verb, stop, change, discharge, smooth)
8
make up for(verb, expression, idiom, phrasal verb, stop)
7
counterpoise(verb, stop, order, fix, discharge)
7
undermine(verb, cancel, undo, impair, discredit)
6
negate(verb, stop, action, break, change)
5
negative(verb, stop, change, fix, check)
5
invalidate(verb, stop, fix, withdraw, abandon)
4
stop(verb, hold, control, reduce, restrain)
4
weaken(verb, cancel, undo, impair, discredit)
4
countermand(verb, stop, discharge, withdraw, abandon)
4
reverse(verb, oppose, challenge, deny)
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APASmart Define. (2015). counteract thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/counteract/thesaurus/synonyms
ChicagoSmart Define. 2015. "counteract thesaurus" https://smartdefine.org/counteract/thesaurus/synonyms (accessed September 26, 2026).
HarvardSmart Define 2015, counteract thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/counteract/thesaurus/synonyms>.
MLASmart Define. "counteract thesaurus" 10 April 2015. Web. 26 September 2026. <https://smartdefine.org/counteract/thesaurus/synonyms>