Forgottenness is a word that describes the state of being forgotten or neglected. There are various synonyms that can be used to express the same idea, such as oblivion, neglect, abandonment, disregard, and amnesia. Oblivion refers to the state of being completely forgotten or to fail to remember something. Neglect, abandonment, and disregard refer to the act of not caring or paying attention to someone or something. Amnesia refers to the loss of memory. Depending on the context, any of these synonyms may be used interchangeably with forgottenness to convey the idea of something that has been left out or overlooked.