The antonyms for the term "boots out" can be varied based on the context in which it is used. If used in the context of being let go or removed from employment, the antonyms could be "hired," "retained," or "promoted." Conversely, if used in the context of physical movements, the antonyms could be "enters," "stays," or "remains." In contrast, as "boots out" is commonly used to describe forcefully removing someone or something, its antonyms could include "welcomes," "invites," "accepts," or "embraces." It all depends on the context and usage of the term.