The antonyms for the word "being vested" include words such as divested, stripped, and unvested. Divestment refers to the act of stripping oneself of an asset, right, or title, while stripping implies the removal of something essential or advantageous. Unvested, on the other hand, indicates the absence of ownership or control over property or assets. These words are often used in legal contexts, such as in the context of retirement benefits or employee stock options. By understanding the antonyms of "being vested," one can gain a better understanding of concepts such as ownership, control, and entitlement.