Etymology

inauthentic

I1N1A1U1T1H4E1N1T1I1C3

Today it means: Not authentic or genuine; spurious. Full definition →

English authentic ← Middle English in- ← Latin in-
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The story

  1. Proto-Indo-European*né
  2. Proto-Indo-European*n̥-
  3. Proto-Italic*n̥-
  4. Latinin-
  5. Middle Englishin-
  6. Englishin-
  7. Englishauthentic
  8. English todayinauthentic

From in- + authentic. Piecewise doublet of unauthentic.

Etymology from Wiktionary, CC BY-SA 4.0.