Synonyms: folder
Definition: covering that is folded over to protect the contents
Similar words: covering
Definition: an artifact that covers something else (usually to protect or shelter or conceal it)
Synonyms: leaflet, pamphlet, folder, booklet, brochure
Definition: a small book usually having a paper cover
Similar words: book
Definition: a written work or composition that has been published (printed on pages bound together)
Usage: I am reading a good book on economics