noun. Brilliance, as of intellect or artistic performance.

noun. a shining quality; brilliance.

noun. An act of being brilliant.

noun. a quality that outshines the usual

"It occurred to Wyllard that Gregory had, at least, made no great success of farming; but that occupation, as practised on the prairie, demands a good deal more than quickness and what some call brilliancy from the man who undertakes it."

brightness  

boldness  brightness  clearness  elegance  eloquence