* Captivity: This directly opposes the state of being free.
* Bondage: This emphasizes the restriction and lack of autonomy associated with being unfree.
* Oppression: This highlights the power imbalance and forced submission that are the antithesis of freedom.
* Enslavement: This specifically refers to being forced into servitude and lacking any agency over one's life.
* Confinement: This refers to being physically restricted, highlighting the limitation of movement and space.
* Control: This emphasizes the absence of free will and the presence of external forces dictating actions.
* Dependence: This focuses on the lack of autonomy and reliance on others for survival and decisions.
The most appropriate opposite will depend on the specific context and the nuance you want to convey.