"sumptuous environment" is a correct and usable phrase in written English.
You can use it to describe a luxurious setting or an especially impressive or grand one. For example, "The ballroom was decorated in a sumptuous environment, with large chandeliers and artwork adorning the walls."
You can save the world from invaders, or you can practice your back flips and explore the sumptuous environments at your leisure.
Called the Worsham-Rockefeller Dressing Room, it's a consummate expression of Aestheticism, a trans-Atlantic, 19th-century design movement that combined European Renaissance, Modern, Islamic and Japanese styles into luxurious objects and sumptuous environments for well-to-do hedonists.
Again, it's a Platinum production that layers entertainingly monstrous enemies on top of sumptuous environments until the whole thing explodes like a firework full of halos and gore.
The opening shots of "Evolution," the long-awaited new feature from Lucile Hadzihalilovic, show a sumptuous underwater environment.
It's a beautifully crafted and decorated space, all covered in carbon fiber and beautifully stitched leather, but it's not a sumptuous luxury environment.
The answer is to create a sumptuous shopping environment in which shoppers are enticed into picking up freshly prepared and packaged meals.
They often show full-blown environments: sumptuous clothing, piles of fertile fruits and some of the most attractive humans depicted in art.
Theirs is a rarefied environment of sumptuous fitness centers, saunas, spas and poolside cabanas.
With a rainbow lineup like that, an extraordinary venue (the grade I-listed King Weston House), impeccable sound and sumptuous, hi-tech "visual environments" from Limbic Cinema, this is worth putting in the diary.
The island environment is rendered in sumptuous detail, with a maze of muddy valleys stretching out for miles, birds swooping overhead, insects buzzing.
