Standing on top of your own shoes when in the dressing room of a store, refusing to stand barefoot on the floor
The floor is gross in here so I am lily-padding.
When an anti-Israel advocate is debating and realizes that they are about to lose the argument so they jump from the subject they were debating to another in order to avoid admitting they were wrong.
Ali was lily padding between Israel being a settler colonialist state to being an apartheid state to committing a genocide in order to avoid admitting she was wrong about all three accusations.