Antonyms for the phrase "being swallowed up" include "being released," "being liberated," and "being freed." These antonyms suggest a sense of freedom, escape, and relief from danger or confinement. Other antonyms could include being dominant, overcoming, or overpowering, where the opposite of the sensation of being overwhelmed or consumed is instead to assume a position of strength and control. Alternatively, antonyms could evoke the notion of being disentangled or separated, creating an impression of space, autonomy, and independence. Overall, antonyms for "being swallowed up" can help to create a sense of liberation, empowerment, and separation from any sense of danger, restriction or constraint.