Etymologically

false

Etymology and origin of the English word false

Confidence
Established
Formation
Borrowing
First attested
c. 1000
Borrowed from
Latin falsus via Middle English, Old English
Ultimate origin
Latin (fallere)

Pronunciation

  • IPA: /fɔːls/, /fɒls/[1]

Etymology

It is inherited from Middle English fals, faus,[2] partly inherited from Old English fals (“counterfeit, not genuine; fraud”),[3][4][5] an early, rare borrowing borrowed from Latin falsus,[3][4] and reinforced in Middle English by fals (“false, fake; incorrect; treacherous”) (modern French faux).[6][3][4] Latin falsus “deceptive, feigned; mistaken” is the past participle of fallere (“to deceive, disappoint”),[6][3] of uncertain origin;[6] Barnhart compares Greek phêlos “deceitful” and Sanskrit hválati “he goes astray”.[3] The continental Germanic languages borrowed it in an altered form: German falsch, Dutch vals, Danish falsk.[6][3] It is related to fail, fault and default.[7]

Earliest recorded meaning

Old English fals, counterfeit, about 1000,[3] as in false ġewihta “false weights” and falspening “counterfeit penny”;[4] late Old English, “intentionally untrue, lying”, and of religion, “not of the true faith”, in Etymonline.[6]

Semantic evolution

From about 1200 it meant “deceitful, disloyal, treacherous; not genuine”,[6] and by the early 14th century also “contrary to fact or reason, erroneous”;[6] the OED has the latter, of opinions and doctrines, from about 1200.[8] English alone among the Germanic languages made the active sense “deceitful”, secondary in Latin, predominant.[6] To bear false witness is from the mid-13th century,[6] false prophet from the late 13th century,[6] false alarm from the 1570s,[6] and false step (1700) translates French faux pas.[6] The sporting false start is by 1850.[6] A false dawn, a light seen about an hour before sunrise in Eastern countries, translates an Arabic phrase, from the mid-19th century.[7] Falsehood is from about 1300.[3]

Timeline

  • c. 1000 – counterfeit.[3]
  • c. 1200 – treacherous; untrue.[6][8]
  • mid-13th century – bear false witness.[6]
  • c. 1300 – falsehood.[3]
  • 1570s – false alarm.[6]
  • 1850 – false start.[6]

Modern meaning

Adjective

  1. Contrary to fact or truth; untrue.
  2. Deliberately untrue; lying.
  3. Arising from mistaken ideas: false hopes.
  4. Meant to deceive: a false bottom.
  5. Not keeping faith; treacherous.
  6. Not genuine or real; artificial: false teeth.
  7. In music, of incorrect pitch.

Adverb

  1. In a treacherous or faithless way: played her false.

Word family

  • falsely
  • falseness
  • false-hearted
  • falsehood
  • falsework
  • falsie
  • falsify
  • falsity

References

  1. ^ Jones, Daniel (2011), Cambridge English Pronouncing Dictionary, 18th ed., ed. Peter Roach, Jane Setter and John Esling, Cambridge: Cambridge University Press
  2. ^ Merriam-Webster Unabridged Dictionary (2024), online ed., Springfield, Mass.: Merriam-Webster
  3. ^ a b c d e f g h i j Barnhart, Robert K. (1988), The Barnhart Dictionary of Etymology
  4. ^ a b c d Hoad, T. F., ed. (1986), The Concise Oxford Dictionary of English Etymology, Oxford: Clarendon Press
  5. ^ Soanes, Catherine; Stevenson, Angus, eds. (2004), Concise Oxford English Dictionary, 11th ed., Oxford: Oxford University Press
  6. ^ a b c d e f g h i j k l m n o p q Harper, Douglas. Online Etymology Dictionary, https://www.etymonline.com
  7. ^ a b Cresswell, Julia (2021), Oxford Dictionary of Word Origins, 3rd ed., Oxford: Oxford University Press
  8. ^ a b Simpson, J. A.; Weiner, E. S. C., eds. (1989), The Oxford English Dictionary, 2nd ed., Oxford: Clarendon Press

Related etymologies

  • knave · also from Old English
  • husband · also from Old English
  • small · also from Old English
  • head · also from Old English
  • water · also from Old English
  • far · also from Old English
  • yes · also from Old English
  • side · also from Old English
Cite this entry

“False.” Etymologically, 15 Oct. 2026, etymologically.com/en/false. Accessed 15 Oct. 2026.

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