HARDBOUND Antonyms There are 2 antonyms of the word hardbound. (opposite meanings)Did you mean?Definition of HARDBOUNDSynonyms of HARDBOUNDBest Opposite Words For HARDBOUNDTop 20Top 10 Top 20 (Default)Top 50 Top 100 All All (Default)WordsPhrases All All (Default)Verb Noun Adjective Adverb Expand?WordSave?Synonyms..UsageTypepaperbacknoun, adjectiven, adjnoun • a book with paper coversadjective satellite • (of books) having a flexible bindingsoftcovernoun, adjectiven, adjnoun • A book having such covers.adjective • (of a book) Having covers made of paper or thin cardboard; paperback. Alternatives for PAPERBACK Words (5)paperbackedpocketbooksoft-coversoftbackpaperboundPhrases (4)paper-back bookpaperback booksoft-cover booksoftback bookOpposite words for paperback Alternatives for SOFTCOVER Words (2)paperbackpaperboundOpposite words for softcover