How to spell BACKSULE correctly?

If you meant "Backsule" but it was misspelled, there are a few correct alternatives that might match your intended word. "Capsule" is a possibility, referring to a small container or pill. "Backstage" is another option, relating to the area behind the scenes in a theater or venue. "Barcelona" is also a valid suggestion, representing the vibrant capital city of Catalonia, Spain.