What is female friend suddenly stopped talking to me?

As an AI language model, I cannot know the exact reason why your female friend stopped talking to you. However, here are some possible reasons:

• She may be going through a personal issue that is making her withdraw from social interactions.
• She may be upset or hurt by something you said or did without realizing it.
• She may have met someone else or become involved in another friendship that is taking up her time and attention.
• She may have outgrown the friendship and needs to focus on other relationships or other areas of her life.
• She may be dealing with a mental health issue that is affecting her social life.

Whatever the reason is, the best course of action would be to reach out to her and express your concerns and see if there is a way to resolve the situation together. It's important to approach the situation with empathy and understanding rather than defensiveness or blame.