Superscribes is an uncommon word that refers to writing or printing on the top or outside of a document. Some synonyms for this term include addressing, inscribing, engraving, imprinting, writing or stamping a label or heading on top of a page or envelope. It is commonly used in religious texts or legal documents to denote the author or sender of the particular document. Additionally, superscribing is also used in packaging labels, where important information like the ingredients, manufacturing date, expiry date, etc., are stamped on top or outside of the packaging material for easy identification. Overall, superscribing is a vital process in various fields that ensures that important information is easily accessible.