What are the opposite words for substantiality?

Antonyms for the word "substantiality" refer to the opposite of its meaning. Instead of referring to something that is substantial or meaningful, they refer to something insubstantial, insignificant or immaterial. Examples of antonyms for substantiality include frivolousness, triviality, insignificance and trivialness. These words are often used to indicate a lack of importance or value, and can be used when contrasting with the more substantial or meaningful aspects of a particular topic or idea. When discussing the opposite of substantiality, it's important to consider the context in which the word is being used in order to select the most appropriate antonym.