Enjoinder refers to the act of commanding or ordering someone to do something. The term is often used in a legal context where a judge issues an enjoinder to a defendant. Antonyms for enjoinder would be words that imply lack of command or a request to refrain from doing something. Such antonyms can include terms like permission, freedom, liberty, release or exemption. For example, if a landlord issues an enjoinder to a tenant to vacate the premises, the antonym would be permission to stay or exemption from eviction. Similarly, if a parent issues an enjoinder to a child to stop playing, the antonym would be freedom to play.