low-quality

Adjective

low-quality (comparative lower-quality, superlative lowest-quality)

1. Of poor quality; inferior.

   Antonym: high-quality

   Coordinate term: medium-quality

   • 2011 March, Robert Kelly, Joshua Samuel Brown, “Northern Taiwan”, in Taiwan (Lonely Planet)‎, 8th edition, →ISBN, →OCLC, →OL, page 120, column 1:

     C is for Ceramics. C is for - Yingge? Well, not quite, but ‘Yingge is for ceramics’ is something almost any Taiwanese can chant. This little town in the very southern part of Taipei County lives by and for the production of high- and low-quality ceramic and pottery objects: everything from cupboard handles to Song-dynasty vases.