It’s not that these words have no meaning. The problem is that the meaning is vague and changes depending on the speaker and context, so that to the reader/listener it is generally impossible to tell quite what meaning is intended. The word says more about the identity politics of the user than it does about the target.

If you want a more detailed analysis of current usage, https://ctrlzmag.com/series-what-is-woke-4-the-decline/