The phrase "as counterfeit" is correct and usable in written English.
It can be used to describe something that is not genuine or is a fake version of something else.
Example: "The artwork was deemed as counterfeit, lacking the authenticity that collectors sought."
Alternatives: "as a forgery" or "as a fake".
Without knowing the cross-street, no one would guess that this portentous address was actually as counterfeit as the Cartier watches and Vuitton handbags that Sudanese street peddlers sell to gullible tourists on Seventh Avenue.
And so it was: the show's marine biologists were actors, the footage of an aqua-beast taking down a boat was a sham, and "evidence" that a whale had lost a dust-up with a megalodon and had its tail bitten off was as counterfeit as a Romex watch.
But she is embittered when the baby formula she sells is confiscated as counterfeit.
Some modern critics without proper justification would dismiss the entire corpus as counterfeit.
The foreign minister, Ali Akbar Salehi, has rejected it as "counterfeit".
Most famous was Ṭāhā Ḥusayn's attempt to prove the whole corpus of pre-Islamic poetry as counterfeit.
As counterfeiting cases go, Mr. Kellogg's is not a record-breaker.
(Representative Paul, less diplomatically, refers to Federal Reserve notes as "counterfeits" and to the Fed as a price fixer).
In its annual "Special 301" review, published earlier this month, the office of the US trade representative (USTR) fingered more than 30 countries as counterfeiting and piracy hotspots.
Borne by Union soldiers, they found their way into the Confederate money supply as counterfeits, and helped fuel rampant inflation and monetary disruption.
Since the 1970s, the North Korean government has been accused of condoning, and even encouraging, its agencies to bring in badly needed hard currency through criminal activities, such as counterfeiting dollars and cigarettes, as well as selling weapons.
