hard back Edit
    ഉറപ്പാര്‍ന്ന പുറം ചട്ടയുള്ള പുസ്തകം
    A book with cardboard or cloth or, leather covers

hardback Edit
Adjective
    having a hard back or cover
eg: hardback books

hardback Edit
Noun
    a book with cardboard or cloth or leather covers