Synonyms of disallowing

1 Syllable
zing, nix, kill
2 Syllables
disclaim, withhold, censor, deny, debar, taboo, naysaying, coner, forbid, veto, cancel, disown, rebuff, dismiss
3 Syllables
exclude, disavow, dissentient, embargo, abjure, proscribe, refuse
4 Syllables
negative, repudiate, privative
5 Syllables
disacknowledge
6 Syllables
unaffirmative