Etymology

false

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Today it means: Untrue, not factual, factually incorrect. Full definition →

Middle English false ← Old English fals ← Latin falsus
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The story

  1. Latin · derived fromfalsō“falsify”
  2. Old French · derived fromfalser
  3. Middle English · inherited fromfalsen
  4. Latin · derived fromfalsus“counterfeit, false; falsehood”
  5. Old English · inherited fromfals“false; counterfeit; fraudulent; wrong; mistaken”
  6. Middle English · inherited fromfalse
  7. English todayfalse

From Middle English false, fals, from Old English fals (“false; counterfeit; fraudulent; wrong; mistaken”), from Latin falsus (“counterfeit, false; falsehood”), perfect passive participle of fallō (“deceive”). Reinforced in Middle English by Anglo-Norman and Old French fals, faus. Compare Scots fals, false, Saterland Frisian falsk, German falsch, Dutch vals, Swedish and Danish falsk; all from Latin falsus. Displaced native Middle English les, lese, from Old English lēas (“false”); See lease, leasing. Doublet of faux. The verb is from Middle English falsen, falsien, from Old French falser, from Latin falsō (“falsify”), itself also from falsus; compare French fausser (“to falsify, to distort”).

Words from the same roots

Latinfalsus all →

faultfalsity

Etymology from Wiktionary, CC BY-SA 4.0.