The phrase "a complete hell" is correct and usable in written English.
It can be used to describe a situation or experience that is extremely difficult, unpleasant, or chaotic.
Example: "The project turned into a complete hell when the deadlines were moved up unexpectedly."
Alternatives: "a total nightmare" or "an absolute disaster".
"1996, the theme was HELCO and you got to be really careful if you have a themed event because it's sort of like a meditation and that year was complete hell," says Ted. "Once we got to the desert, everyone threw the script out the window".
Boreman's relationship with Traynor began as complete hell, and – though it did not improve – her increasing celebrity gradually allowed her more independence.
He doesn't see why he has to choose between his wife and his followers; he wants everyone's love, and Sofya makes life at the estate complete hell.
As the women athletes train, pushing themselves intensely and even struggling themselves, we see Ms. Duffy going through complete hell, barely able to explain how painful that was, the hardest thing she's ever done.
While this sounds like complete hell to some, music lovers from all over the world make the pilgrimage to one of the biggest music festivals in all of California: Coachella.
It's a colossal failure; it was a complete marriage made in hell. .
One may very well question the sanity of such a valuation for a company that has not yet shipped an actual product — working prototypes, sure, but not a completed game — but hell, at least they're making something people are excited about.
After a long, full day of being the superwoman that you are, coming up with a quick, tasty, not to mention healthy dinner can feel like a complete and total burden from hell.
His coach, Ed McQuillan, told me recently that Morgan was a "great kid" and a complete player, who was "quicker than hell, great on defense — he could shoot long, and he could drive and penetrate".
