Synonyms of forbid

1 Syllable
block, halt, stop, warn, ban, check, nix
2 Syllables
forfend, withhold, restrain, censor, stave, restrict, prevent, deny, spike, freeze, debar, debars, tabooed, enjoin, bitted, taboo, staved, stymie, scotching, veto, denied, obstruct, scotched, staving, hinder, re-press, bitting, denying, cancel, denies
3 Syllables
preventing, exclude, impede, obviate, inhibit, debarring, proscribing, embargoed, debarred, oppose, commanded, sandbagging, embargo, frustrating, embargoing, proscribed, prohibit, frustrate, deprive, disallow, forearmed, proscribe, forestall, sandbagged, preclude, interdict
4 Syllables
disallowed, interdicting, prohibiting, disallowing, interdicted, inhibiting
5 Syllables
illegalize