The word chirographic refers to handwriting or written communication. Synonyms for this word can vary depending on the context in which it is used. In some cases, one could use calligraphy, which is decorative handwriting or lettering. Penmanship is another synonym, which refers to the art of handwriting. For legal purposes, the term manuscript could be used as a synonym for chirographic, since it refers to any handwritten document. Alternatively, the word script could also be used as a synonym, as it can refer to any type of written text. Regardless of the synonym used, it is clear that chirographic refers to the art and practice of handwriting and written communication.