There are several synonyms for the phrase "more returning" that can be used depending on the context. For example, "increased recurrence" can refer to an amplified frequency of an event happening again. "Enhanced reappearance" implies an intensification of something coming back into view. "Advanced repetition" suggests a progression or development in the repetition of a particular occurrence. "Augmented comeback" implies a strengthening of something making a return. "Heightened resurgence" suggests an amplification of an event resurfacing again. Overall, these synonyms provide alternative ways to communicate the notion of something returning with increased strength or frequency.