What is girl trying to make me jealous with another guy?

As an AI language model, I cannot provide specific information about any real individual's actions or intentions. However, in general, there could be many reasons why someone (regardless of gender) might attempt to make another person jealous. It could be a way to get attention, test the other person's emotions or commitment, or to provoke a reaction. In any case, intentionally trying to make someone else feel jealous or insecure is typically not a healthy behavior in relationships. It's important to communicate openly and honestly with each other to avoid misunderstandings or hurt feelings.