The word "sumptuousness" is correct and usable in written English.
You can use it to describe something that is luxurious or lavish in a way that is impressive, yet often excessive. For example, "The guests were amazed by the sumptuousness of the newly renovated castle."
And maybe the buyer will hang it in their bedroom and lie in silent solitude soaking up its tortured sumptuousness.
Everything is bathed in a supernatural glow; wealth, poverty and pain are all surreally bright.But sumptuousness of this kind cannot make up for the episodic manner in which the story plays out on screen.
Although the sumptuousness itself set new standards, its characteristics belonged, curiously, to a past age.
Each new production sought to outshine the existing repertoire in sumptuousness and elaboration, though each absorbed the profits of the previous season.
Bowls, bottles, and ewers of remarkable sumptuousness were decorated with forms of running animals and plant scrolls.
Countries and designers competed in the sumptuousness of their displays.
In a letter to a friend, Tchaikovsky himself remarked, "Apparently the opera gave pleasure, but the ballet not really; and, as a matter of fact, in spite of all the sumptuousness it did turn out to be rather boring".
It's perfectly fine, and quickly becomes familiar but I slightly miss the sumptuousness of the MacBook Air keyboards with their luxurious travel.
We see them as any human would see them who is impressed by royalty and its fripperies – slightly blurrily, as if our eyes are dazzled by the sumptuousness of it all, as if our spectacles are a little fogged by overmuch emotion.
Gold tinseling was sometimes used to enhance the sumptuousness of the material.
The intricacy and sumptuousness of the images are achieved with economical technique.
