The phrase "ever-being" can be quite challenging to find synonyms for as it is a unique and subjective term. Some potential options might include "perpetual," "enduring," "constant," "eternal," or "unwavering." Other possibilities could be "ever-present," "unfaltering," "unchanging," or "continual." The nuances of each of these words vary slightly, so it's essential to consider the context in which "ever-being" is being used to determine which synonym is the best fit. Overall, these synonyms convey a sense of everlasting existence or steadfastness, which is what "ever-being" often aims to express.