Authentic
Authentic adjective - Being exactly as appears or as claimed.
Usage example: found an authentic Native American arrowhead
Counterfeit
Counterfeit adjective - Being such in appearance only and made or manufactured with the intention of committing fraud.
Usage example: counterfeit currency that had been passed all over town
Both words in one sentence
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Counterfeit Cash: Downplayed: the money within the briefcase is certainly authentic, but its setup is misleading as one layer below the top row of bundles of "hundred"'s is a row with bundles of "one"'s, including a bundle with a slot cut inside it to store a tracker.
Cite this Source
Counterfeit and Authentic. (2016). Retrieved 2026, July 21, from https://thesaurus.plus/related/authentic/counterfeit
Authentic & Counterfeit. N.p., 2016. Web. 21 Jul. 2026. <https://thesaurus.plus/related/authentic/counterfeit>.
Counterfeit or Authentic. 2016. Accessed July 21, 2026. https://thesaurus.plus/related/authentic/counterfeit.
Google Ngram Viewer shows how "authentic" and "counterfeit" have occurred on timeline