To use a word is not necessarily to use it correctly. “Wizened” does not fit your sentence, even as “facetious sarcasm”, and that would be obvious if you did in fact know the meaning.
Stay ignorant if you want; I really don’t care.
You’re just a contrarian who has to get in his/her brilliance. To comment like you have shows you don’t even understand it all. You don’t know what you’re talking about. Take it back to your dictionary and style guide team.