Ideas for upcycling light shades.
Here's a post that might help - https://www.thespruce.com/upcycled-lighting-gallery-and-ideas-1313932
You can use them on ceiling lights to hide ugly fixtures.
Depends on what material the lamp shades are made of. You can just hang on to them till you find a different lamp for them, or you could just switch them out for a change. If they are glass or china, you could use them over lighted candles.
Jerry: maybe this will help