There are a lot of synonyms for the word "toplessness" that can be used to describe a person who is not wearing a top or shirt. Some of these synonyms include bare-chested, shirtless, nude from the waist up, and unclothed from the waist up. These words are often used in various contexts, including describing a person on the beach, a performer on stage, or even a person going without a top for social or political reasons. Whatever the use case might be, using synonyms for "toplessness" allows for greater clarity and precision in communication while avoiding potentially awkwardness and discomfort in certain situations.