Prescribe :advise and authorize the use of (a medicine or treatment) for someone, especially in writing.Forfeit :lose or be deprived of (property or a right or privilege) as a penalty for wrongdoing.Provide :make available for use, supply.Forbid :refuse to allow (something).Prohibit :formally forbid (something) by law, rule, or other authority.Synonym of Prohibit is Forbid.