unpurchased

From un- +‎ purchased.

unpurchased (not comparable)

1. Not purchased by anybody; unsold.

   The unpurchased books were pulped.

   • 1836, Oliver Wendell Holmes, Sr., “Poetry: A Metrical Essay”, republished in The Poems of Oliver Wendell Holmes, Boston, Mass.: Ticknor and Fields, 1862, OCLC 5091562, pages 7–8:

     There breathes no being but has some pretence / To that fine instinct called poetic sense; […] / The freeman, casting with unpurchased hand / The vote that shakes the turrets of the land.

• nonpurchased