There's going to be a competition and I want to compete.

compete 是动词，意思是"竞争、比赛"，来自拉丁语 competere（一起努力）。这个词由前缀 com-（一起）和 petere（寻求、努力）组成，原意是"共同追求某个目标"，引申为"竞赛、竞争"的意思。