Creating extracurriculars

I’m really interested in public speaking but I can’t seem to find a extracurricular related to it.Can you suggest some amazing extracurriculars that I could focus on that involve public speaking and build a spike

The National Speech and Debate Association offers multiple speech and debate competition formats. If your school does not have a speech or debate team, you can try to start one! Their website has a section describing how to advocate for a speech or debate program at your school.