When it comes to finding synonyms for the word "averagenesses," there are a number of options available to you. Some of the most commonly used alternatives include words like "normalcy," "mediocrity," and "typicality." These terms all refer to the idea of something being average or unremarkable in nature, but with slightly different connotations. Other options may include words like "banality," "ordinariness," or "commonness," which all convey a similar sense of something being ordinary or unexceptional. Ultimately, the choice of synonym will depend on the context in which the word is being used and the specific nuance that is being sought.