Etymologically

Etymology and origin of the English word astound

Confidence
Established
Formation
Borrowing, Back-formation
First attested
c. 1315 Shoreham More words from the 14th century
Borrowed from
Old French estoner via Middle English
Ultimate origin
Latin tonō

Pronunciation

  • /əˈstaʊnd/[1]

Etymology

It is inherited from Middle English astouned, also astoned,[2][3][4] the past participle of astonen (“to stun, stupefy”),[5][2][6] borrowed from Old French estoner (“to stun, daze”),[6][3][7] from Vulgar Latin *extonō (“to leave thunderstruck”),[8][3] from ex- and tonō (“to thunder”).[3][8] Hoad assumes an unrecorded Anglo-Norman *astoné for Old French estoné,[9] and the Middle English Dictionary likewise calls the verb Anglo-French.[6] According to the OED, the vowel u of the participle was lengthened and then diphthongized as in bound, found, ground and round, which cut the form off from its verb and made it look like an independent adjective.[10] The verb then arose about 1600, either from that adjective, or by taking astound as a contracted past participle, the view the OED favours because astounded is recorded earlier than the other parts of the verb.[10] Merriam-Webster Unabridged and the Shorter Oxford similarly speak of a back-formation.[4][11] Etymonline also suggests an unetymological -d, as in sound.[3] Ayto notes that astonish and stun go back to the same Old French verb.[8]

Earliest recorded meaning

Stunned, stupefied: about 1315, as an adjective, in Shoreham.[10][12] Barnhart puts the participle astouned, astoned probably before 1300,[2] and Etymonline about 1300.[3] Etymonline dates the verb to the mid-15th century.[3]

Semantic evolution

The original meaning was physical, as the thunder in the Latin verb suggests: stunned or deprived of the senses.[10][3] The adjective moved towards amazement about 1440, in Generydes,[10] and is archaic in that sense now, as in Spenser's "as one astownd" and Scott's "dizzy and astound".[12][4] The participle astounded is recorded from about 1540 in the sense "confounded with surprise and wonder".[10] The verb went the same way: from 1600, in Fairfax's Tasso, it meant to stupefy, which died out by 1727,[10][2] and it took its modern sense of striking with amazement in Milton's Comus (1637),[10] although Merriam-Webster Unabridged dates that sense to 1592.[4] Johnson (1755) called the word "now somewhat obsolete", and quoted Milton's "These thoughts may startle well, but not astound The virtuous mind".[13] The English Dialect Dictionary records the adjective, meaning astonished, in Cheshire and Warwickshire.[12]

Timeline

  • c. 1315 – adjective, stunned, stupefied (obsolete by 1590).[10]
  • c. 1440 – adjective, confounded, amazed.[10]
  • c. 1540 – astounded, amazed, confounded.[10]
  • 1600 – verb, to stupefy, to deprive of consciousness (obsolete by 1727).[10][2]
  • 1637 – verb, to shock with alarm, surprise or wonder.[10] Merriam-Webster Unabridged dates this sense to 1592.[4]

Meanings

Verb

  1. To overwhelm with amazement or surprise; to astonish: The young pianist's speed astounded the judges.[7][4][10]
  2. (obsolete, 1600–1727) To stun or stupefy.[4][10][11]

Adjective

  1. (archaic) Astounded, amazed.[4][10][11]

Word family

  • astoundingly
  • astoundment
  • astounding

References

  1. ^ Wiktionary, the free dictionary, https://en.wiktionary.org
  2. ^ a b c d e Barnhart, Robert K. (1988), The Barnhart Dictionary of Etymology
  3. ^ a b c d e f g h Harper, Douglas. Online Etymology Dictionary, https://www.etymonline.com
  4. ^ a b c d e f g h Merriam-Webster Unabridged Dictionary (2024), online ed., Springfield, Mass.: Merriam-Webster
  5. ^ The American Heritage Dictionary of the English Language (online 2024), 5th ed., Boston: Houghton Mifflin Harcourt
  6. ^ a b c Kurath, Hans; Kuhn, Sherman M.; Lewis, Robert E., eds. (1952–2001), Middle English Dictionary, Ann Arbor: University of Michigan Press; online edition ed. Frances McSparran et al. (2000–2018)
  7. ^ a b Collins English Dictionary (2023), Glasgow: HarperCollins
  8. ^ a b c Ayto, John (2005), Word Origins: The Secret Histories of English Words from A to Z, 2nd ed., London: A & C Black
  9. ^ Hoad, T. F., ed. (1986), The Concise Oxford Dictionary of English Etymology, Oxford: Clarendon Press
  10. ^ a b c d e f g h i j k l m n o p Oxford English Dictionary Online (accessed March 2026), Oxford: Oxford University Press
  11. ^ a b c Shorter Oxford English Dictionary on Historical Principles (2002), 5th ed., ed. William R. Trumble and Angus Stevenson, Oxford: Oxford University Press
  12. ^ a b c Wright, Joseph, ed. (1898–1905), The English Dialect Dictionary, 6 vols., Oxford: Henry Frowde; via EDD Online 4.0, University of Innsbruck (CC BY 4.0)
  13. ^ Johnson, Samuel (1755), A Dictionary of the English Language, London; 4th ed. 1773; Johnson's Dictionary Online, ed. Beth Rapp Young et al.

Related etymologies

Cite this entry

“Astound.” Etymologically, 6 Nov. 2026, etymologically.com/en/astound. Accessed 6 Nov. 2026.

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