seudonnym
A pseudonym, often referred to as a pen name or nom de plume, is an assumed name used by an author or other public figure instead of their legal name. Pseudonyms can be adopted for a variety of reasons, including privacy, to distinguish between different genres of work, to avoid prejudice, or to create a stronger brand identity. The practice of using pseudonyms is ancient, with many historical figures and literary giants employing them throughout their careers.
Authors may choose a pseudonym for personal reasons, such as maintaining anonymity in their private life or