Unessayed is a term that refers to something that has not been attempted or explored yet. If you are looking for synonyms for this word, some options include untested, untried, unexplored, unexamined, and unproven. These terms are all relatively similar in that they suggest something that has not been fully explored or tested. Additionally, other potential synonyms for unessayed might include unpracticed, unperfected, unacquainted, and unfamiliar. Ultimately, the synonym you choose will depend on the specific context in which you are using the word and the connotations or associations you want to convey through your language.