The antonym for concealing oneself is revealing oneself. When someone reveals themselves, they are making themselves known or showing something that was previously hidden. Antonyms for concealing oneself could also be exposing oneself or unmasking oneself. This could involve sharing personal information, thoughts, or feelings that were previously kept secret. Conversely, concealing oneself involves hiding or keeping something private, often for reasons of privacy, safety, or security. While concealing oneself might have positive intentions, such as keeping a secret surprise or staying safe, revealing oneself can be a way of being authentic and connecting with others.