The word "uncivilizednesses" may not be a commonly used term in everyday language, but there are several synonyms that are more commonly used to describe a similar concept. Some synonyms for "uncivilizednesses" include barbarity, primitiveness, savagery, backwardness, and crudeness. These terms all refer to a lack of development or sophistication in a person or society, whether it be in their behavior, customs, or way of life. While these words can have negative connotations, it's important to keep in mind that cultural practices and beliefs should be respected, and that judgments of what is civilized or uncivilized can be subjective.