o, b, d, k, r, w
are letters that make 'wordbook'
OR, word, Book, Word, boo, dB, ok, OK, book, Db
are words within 'wordbook'
1 possible definitions for 'wordbook'
Under this definition, wordbook is a noun and has the following properties:
'wordbook' can be a type of reference book, reference, reference work, book of facts.
dictionary, lexicon, onomasticon, vocabulary, glossary, gloss, thesaurus, synonym finder
are types of 'wordbook'.