Synonyms of disallow

1 Syllable
zing, nix, kill
2 Syllables
disowns, constrain, disclaim, withhold, censor, deny, debar, disclaims, constrains, taboo, rebuff, forbid, veto, forbad, denied, reject, banning, denying, cancel, disown, denies, dismiss
3 Syllables
exclude, negating, excluded, disowned, countercheck, outvote, outvoting, refusing, rejecting, constraining, embargoed, disavow, rebuffed, excluding, disowning, rebuffing, forbade, disclaiming, excepting, embargo, embargoing, prohibit, negated, disclaimed, abjure, excepted, proscribe, refuse, negate
4 Syllables
repudiate, overruling, overridden, prohibiting, disavowing, overrode, overrule, disavowed, disapproved, disapproving, overruled
5 Syllables
illegalize, disacknowledge