Encage, a verb which means to trap or confine someone or something within a cage, has several synonyms. Some of the synonyms for encage are imprison, incarcerate, confine, detain, trap, or restrain. These words suggest the act of restricting someone or something within a confinement. Another set of synonyms includes words such as enslave, subjugate, or dominate which focus on the idea of control and domination over something or someone. Encage is mostly used for animals, but it can also be applied to something abstract, like a situation or an idea. Regardless of the context, Encage and its synonyms imply a sense of restriction, control, or some other kind of limit.