The word "bigname" implies prominence, significance, or fame. However, there are several antonyms that can be used to describe individuals or organizations that lack these qualities. Some antonyms for "bigname" are "unknown," "obscure," "unfamiliar," "insignificant," "unimportant," "ordinary," and "unremarkable." These words describe people or things that do not attract attention or recognition from the general public, either due to their lack of achievement or their low profile. Unlike "bigname," these words connote modesty and unassuming character. Therefore, depending on the context, using these antonyms can help to highlight the unpretentiousness of an individual or organization.