The phrase "astounding popularity" is correct and usable in written English.
It can be used to describe something that has gained an impressive or surprising level of popularity.
Example: "The new smartphone model has gained astounding popularity among tech enthusiasts and casual users alike."
Alternatives: "remarkable popularity" or "extraordinary popularity".
The numbers show the swaps' astounding popularity.
Could becoming boring actually dent the party's astounding popularity?
How else to explain the astounding popularity of "Morimur," a new recording of Bach at his most austere, seemingly obsessed with death?
Meanwhile, the astounding popularity of ever-larger S.U.V.'s and other light trucks has reversed a 20-year trend of improved fuel efficiency.
Even though this calculus is old, it has been gaining astounding popularity for the recent decades only.
These factors have certainly played a role, but even without them observers believe that the astounding popularity of Putin and his policies would have given the opposition, which is heavily divided, little hope.
The recent increase in marketing platform interest in YouTube comes from the video site's astounding growth in popularity.
The company's astounding growth and popularity have put some of the Internet's biggest guns on notice -- including Google Inc (GOOG.O) -- and have made it the darling of investors seeking to stake out claims in private companies before they go public.
Coates's work firmly rejected that sunny narrative – which made its popularity all the more astounding: the venerable Atlantic boasts a rich journalistic history, but it has not been known for provocation, and yet The Case For Reparations quickly became one of the most-read online pieces in the magazine's history.
In an astounding display of the soda's popularity, Surge has already sold out once, and we're sure will do so again.
The popularity of the series is astounding, with episodes being filmed faster than creator George RR Martin can write the books.
