The phrase "being delivered of" means giving birth or being brought forth. Antonyms for this phrase would include terms that convey the opposite meaning. These could include phrases like "not carrying a child", "not in labor", or "not giving birth". Other antonyms may include concepts like "barren" or "sterile", which imply a lack of fertility or ability to produce offspring. Ultimately, the antonyms for "being delivered of" will depend on the context in which the phrase is used and the specific connotations that are being emphasized.