Etymograph

English

dupe

Dupe comes from French duper ‘to trick, fool, dupe’, and goes back to Latin upupa ‘hoopoe’.

  1. Latinc. 75 BCE–200 CEupupa‘hoopoe’
  2. Vulgar Latinc. 100–700 CEūppa
  3. Old Frenchc. 842–1400huppe
  4. Middle Frenchc. 1400–1600duppe
  5. Frenchc. 1600–presentduper‘to trick, fool, dupe’
  6. Englishearliest quotation 1813dupe

attested reconstructed ? uncertain or disputed deepest recorded ancestor

Lineage

  1. Latinc. 75 BCE–200 CEupupa‘hoopoe’
  2. Vulgar Latinc. 100–700 CEūppa
  3. Old Frenchc. 842–1400huppe
  4. Middle Frenchc. 1400–1600duppe
  5. Frenchc. 1600–presentduper‘to trick, fool, dupe’
  6. Englishearliest quotation 1813dupe

Earliest quotation: 1813, Jane Austen, London: […] [George Sidney] for T[homas] Egerton: “It would vex me, indeed, to see you again…”

Another origin of dupe

  1. Latinc. 75 BCE–200 CEduplex‘twofold’next step skipped: Latin duplicō
  2. Latin, derivedc. 75 BCE–200 CEduplicātus‘doubled, duplicated’
  3. English1500–presentduplicate
  4. Englishtodaydupe

Today it means

noun A person who has been deceived.

Language periods are conventional ranges, not dates for this word.

Etymograph / Latin upupa / dupe