More signing can be expressed using various synonyms, such as "additional signature," "further autograph," "extra endorsement," and "supplementary certification." Each of these phrases conveys the idea of adding another signature to a document, contract, or piece of artwork. Other synonyms for more signing may include "increased subscription," "augmented signature," "reinforced validation," or "enlarged authentication." These alternatives offer a variety of ways to express the same concept, providing options for those who wish to add more depth or variation to their writing. Ultimately, whether using the original phrase or one of its substitutes, the goal is to communicate the need for additional signatures accurately.