Is it a good idea to ask the question “what are we”?

This girl and I have been talking for quite some time and we have become very close. But I also sometimes get the feeling we are more like best friends. (My friends tell me I am just an overthinking dumbass) But should I just ask her what I am to her? And if so, with what circumstances
Is it a good idea to ask the question “what are we”?
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