When it comes to describing the act of "moving back," there are a handful of synonyms that can be used to add variety and nuance to your writing. Some possibilities include "retreating," "withdrawing," "receding," "regressing," "reverting," "falling back," "relinquishing," "reversing," "backtracking," "yielding," and "relapsing." The choice of word may depend on the context of the situation and the emotions or motivations of the characters involved. Using synonyms can also help prevent repetitive language and add depth to your writing.