Loosely put a book is reading material but so are magazines and e - articles. A tome is a word meaning large book.
The adjective for book is "bookish."
acroymns for books
"That book is mine." ="It is my book."
There are no adjectives or adverbs. The word 'a' is an article, not actually an adjective. The sentence "I have recently written a biographical book", for example, would have the adverb 'recently' (when was it written) and the adjective 'biographical' (what kind of book).
The adjective in the sentence is "mystic," as it describes the type of horse in Pedro's favorite book.
Noun
The word 'book' is a noun, a verb, and an adjective.The adjective 'book' describes a noun as relating or pertaining to books (book salesman); knowledge learned from books rather than actual experience (book education); shown on a ledger (book assets).
The word 'this" in the sentence is an adjective describing book.
There is no actual adjective in the sentence. The noun "math" (mathematics) comes before the noun "book" but this is called a noun adjunct or attributive noun, rather than an adjective, which would describe a characteristic of the book (large, new, thick).
Adjective a+
The words "on the table" are a prepositional phrase. It could be either an adjective or an adverb phrase. adjective - The book on the table is very old. (modifies book) adverb - He left the book on the table. (modifies left)
The word further can be used as either an adjective or an adverb. As an adjective: the book is about the further adventures of Bill and Ted. As an adverb: you need to travel further.
Reading can be a verb a noun or adjective. verb -- I am reading a good book. noun -- I like reading. adjective -- Have you seen my reading glasses?
Book. It can also mean the adjective 'free.'