Synonyms of forbidden

1. forbid, prohibit, interdict, proscribe, veto, disallow, nix, command, require: usage: command against; "I forbid you to call me late at night"; "Mother vetoed the trip to the chocolate store"; "Dad nixed our plans"
2. prevent, forestall, foreclose, preclude, forbid: usage: keep from happening or arising; make impossible; "My sense of tact forbids an honest answer"; "Your role in the projects precludes your involvement in the competitive project"

1. forbidden, out(predicate), prohibited, proscribed, taboo, tabu, verboten, impermissible (vs. permissible): usage: excluded from use or mention; "forbidden fruit"; "in our house dancing and playing cards were out"; "a taboo subject"