burnishmentn.

/ˈbəːnɪʃmənt/ rare.
the mind > attention and judgement > beautification > types of ornamentation > [noun] > lustrous or brilliant
1862 C. Rossetti My Dream in 63 But special burnishment adorned his mail.
This entry has not yet been fully updated (first published 1888; most recently modified version published online March 2018).