Fatalist might be a better word choice than nihilist. Nihilism is about whether meaning exists, but a lack of inherent meaning doesn't imply a lack of action. I

Fatalist might be a better word choice than nihilist. Nihilism is about whether meaning exists, but a lack of inherent meaning doesn't imply a lack of action. If you choose to just let something happen to you because you believe it's unavoidable then you're a fatalist.