preciousness

From Middle English preciousnesse; equivalent to precious +‎ -ness.

preciousness (usually uncountable, plural preciousnesses)

1. The condition of being precious.
   • 2006, Alexis Wright, Carpentaria, Constable (2009), page 197:

     In a fascinating growth, when the preciousness of the new fades with no one noticing, the room had changed, evolving into something else.

• supercession