Authentic
Authentic adjective - Being exactly as appears or as claimed.
Usage example: found an authentic Native American arrowhead
Legitimate is a synonym for authentic in genuine topic. In some cases you can use "Legitimate" instead the word "Authentic" as an adjective or a noun, when it comes to topics like accurate, real, attested.
Mutual synonyms
Related pairs
Cite this Source
Legitimate and Authentic. (2016). Retrieved 2026, August 16, from https://thesaurus.plus/related/authentic/legitimate
Authentic & Legitimate. N.p., 2016. Web. 16 Aug. 2026. <https://thesaurus.plus/related/authentic/legitimate>.
Legitimate or Authentic. 2016. Accessed August 16, 2026. https://thesaurus.plus/related/authentic/legitimate.
Google Ngram Viewer shows how "authentic" and "legitimate" have occurred on timeline