Synonyms for the phrase "be immortal" refer to the concept of achieving endless existence and defying death. Various expressions can capture this idea. Terms such as "live forever", "be undying" or "stay perpetually alive" convey the everlasting nature of being immortal. "Achieve immortality" implies the successful attainment of an eternal state, while "attain undying status" highlights the goal of obtaining a never-ending existence. Phrases like "have eternal life", "be ageless" or "never face mortality" emphasize the absence of the natural process of dying. These synonyms encapsulate the desire to transcend the limitations of mortality and enjoy an infinite span of life.