The word "annexure" refers to a document or a set of documents that are attached to a main document. Synonyms for the term "annexure" include appendix, attachment, exhibit, schedule, and addendum. The use of synonyms for annexure is essential in expressing different meanings in a document or report. An appendix is additional information that supports the main text while attachments are added documents to boost the context. Schedules provide a timeline of events, while exhibits are physical items show in support of the report. An addendum deals with any changes or omissions in previously submitted documents. The use of these synonyms ensures the clear and concise communication of crucial details in a document.