glitterance
a glittering, a sparkling with light
Perform’d his last ablutions, and he stood And gaz’d upon the little boat […] Till, from the glitterance of the sunny main, He turn’d his aching eyes, And then upon the beach he laid him down, And watch’d the rising tide.
And now had Thalaba
Where it comes from
From glitter + -ance. Coined by Robert Southey in his 1801 Thalaba the Destroyer.
Adapted from the Wiktionary entry glitterance (CC BY-SA 4.0).