"ferocious heat" is a perfectly acceptable phrase in written English.
You can use it to describe extreme or oppressive temperatures. For example: "The summer was much hotter than usual, with ferocious heat baking the city for months."
The weather cooperated, the ferocious heat giving way to pleasantly balmy temperatures later in the evening.
A ferocious heat wave kept its grip on much of southern Europe.
Tired and slightly overpowered by the ferocious heat, I returned to my room.
With Parker, their offensive captain, struggling, the Spurs were left rudderless and ultimately overwhelmed by the ferocious Heat defense.
All the while, a ceramic-fabric sunshade will be protecting Messenger from the ferocious heat of the nearby Sun and the solar reflection from Mercury.
Of course, once you have established the primary need for ferocious heat (ideally provided by burning fragrant wood) the essence of a good pizza is the dough.
1938 Grizzly Bear Escapes From Zoo PITTSBURGH — A ferocious, heat-maddened, 350-pound grizzly bear, newly arrived from the wilds of the Rocky Mountains, escaped from a steel cage in Highland Park Zoo here today [Aug. 5] and spread terror throughout the entire east side of the city for five hours.
He was then condemned to solitary confinement in the ferocious tropical heat of Devil's Island in French Guiana.
Payslips of workers labouring on the stadium in ferocious desert heat showed they earned as little as £4.90 a day.
England were given an indication of the conditions they can expect during the game when they disembarked at Alice in ferocious lunchtime heat.
With the ferocious summer heat just a hazy memory, late autumn is the perfect time to explore this compelling city's unexpected delights.
