40 entries under support topic. ×

8
deny(verb, decline, accept, reject)
6
preclude(verb, permit, inhibit, impossible)
3
nullify(keep, validate)
3
refute(verb, help, prove)
2
annul(pass, do)
2
hinder(verb, advance, prevent, slow)
2
invalidate
2
suppress
1
block(open, encourage)
1
declass(help, raise)
1
defect
1
delay(go, open, free)
1
impugn(verb, help)
1
oppose(verb, help, accept)
1
revoke(fix, pass)
1
undo
1
vacate
0
apostatize
0
avert
0
call it a day(expression, idiom, help)
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APASmart Define. (2016). allow thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/allow/thesaurus/antonyms
ChicagoSmart Define. 2016. "allow thesaurus" https://smartdefine.org/allow/thesaurus/antonyms (accessed September 20, 2026).
HarvardSmart Define 2016, allow thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/allow/thesaurus/antonyms>.
MLASmart Define. "allow thesaurus" 2 April 2016. Web. 20 September 2026. <https://smartdefine.org/allow/thesaurus/antonyms>