The word "writtens" is not actually a word recognized by most dictionaries. However, there are a number of synonyms that are often used in place of this term. Some possible alternatives include "written works," "written compositions," "written documents," "written manuscripts," or simply "writing." Depending on the context in which the term is being used, other potential synonyms might include "letters," "notes," "memos," "reports," "essays," or "articles." Ultimately, the best synonym for "writtens" will depend on the specific circumstances and the nuances of the language being used.