plainness

Part of the Cenotaph's power is its plainness.

And because of their lack of plainness, these pieces will surely become heirlooms, recycled gold and lab-grown diamonds worn again and again by generations to come.

Some schools tweaked rules to prevent the most flagrant types of misconduct, but the outsize roles of wealth, class and race — which were thrust into public view in shocking plainness — loom as large as ever.

But when he avoids plainness, his judiciousness can seem very like maturity.

Their plainness is so much better than, say, melba toast.