Counterfeit
Counterfeit noun - An imitation that is passed off as genuine.
Usage example: the will as well as the other documents turned out to be counterfeits
Original
Original noun - Something from which copies are made.
Usage example: please make copies to hand out, but keep the original
Counterfeit is an antonym for original.
Both words in one sentence
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CSI (original series) ran into some counterfeit bills that the Secret Service had released on purpose—part Secret Test of Character, part to track criminal organizations.
Source: Counterfeit Cash - Starting with New Leaf, the counterfeit paintings and sculptures Crazy Redd sells are a lot less frustrating if you can find a reference pic of the original art, because the fakes are slightly (or in some cases, blatantly) different from the original.
Source: Genius Bonus / Video Games -
Of course, the original purpose of the Secret Service was to investigate counterfeit currency (a function which they still carry out to this day).
Source: What's Up, King Dude?
Cite this Source
Original and Counterfeit. (2016). Retrieved 2026, July 21, from https://thesaurus.plus/related/counterfeit/original
Counterfeit & Original. N.p., 2016. Web. 21 Jul. 2026. <https://thesaurus.plus/related/counterfeit/original>.
Original or Counterfeit. 2016. Accessed July 21, 2026. https://thesaurus.plus/related/counterfeit/original.
Google Ngram Viewer shows how "counterfeit" and "original" have occurred on timeline