The antonyms for "throw in to" can vary depending on the context in which it is used. In terms of physical actions, antonyms could include words such as "take out" or "remove," meaning to move something away from an area. However, if the phrase is used metaphorically, antonyms could include words such as "withdraw," "dissociate," or "detach," meaning to separate oneself from a situation or group. In a business context, antonyms for "throw in to" could include words such as "abstain," "refrain," or "decline," meaning to choose not to participate in a decision or project. Regardless of the context, the antonyms for "throw in to" often involve a sense of separation or non-involvement.