Synonyms:
- absurd,
- banned,
- barred,
- closed-out,
- contraband,
- contrary to reason,
- debarred,
- deported,
- ejected,
- excluded,
- exiled,
- expelled,
- forbade,
- forbid,
- forbidden,
- hopeless,
- illegal,
- illicit,
- impossible,
- inconceivable,
- left out,
- liquidated,
- logically impossible,
- nonpermissible,
- not in it,
- not included,
- not permitted,
- not possible,
- off limits,
- out of bounds,
- outlawed,
- oxymoronic,
- paradoxical,
- precluded,
- preposterous,
- purged,
- ridiculous,
- ruled out,
- ruled-out,
- self-contradictory,
- shut out,
- taboo,
- tabooed,
- unallowed,
- unauthorized,
- under the ban,
- unimaginable,
- unlawful,
- unlicensed,
- unpermissible,
- unsanctioned,
- unthinkable,
- untouchable,
- verboten,
- vetoed