There are a variety of synonyms for the phrase "leave unsatisfied." Some examples might include "disappoint," "fail to fulfill," "fall short of expectations," "come up short," or "leave wanting more." Other options include "miss the mark," "leave something to be desired," "not quite hit the spot," "leave unfulfilled," or "fall flat." Depending on the context of the situation, different synonyms might be more appropriate or effective than others, so it's important to carefully consider the nuances of each option and choose the most fitting one for the given circumstance.