undertakeとは

意味・読み方・使い方

語源

From Middle English undertaken; equivalent to under- +‎ take (after undernim).

発音

• (英国発音) IPA^(key): /ʌndəˈteɪk/
• 韻: -eɪk

動詞

undertake (三人称単数 現在形 undertakes, 現在分詞 undertaking, 過去形 undertook, 過去分詞 undertaken)

1. (transitive) To take upon oneself; to start, to embark on (a specific task etc.).
   • 1674, John Milton, Paradise Lost, Book 2, lines 417-420,^[1]

     This said, he sat; and expectation held
     His look suspense, awaiting who appeared
     To second, or oppose, or undertake
     The perilous attempt.

2. (intransitive) To commit oneself (to an obligation, activity etc.).

   He undertook to exercise more in future.

   • c. 1590, William Shakespeare, Henry VI, Part 3, Act III, Scene 3,^[2]

     […] if King Lewis vouchsafe to furnish us
     With some few bands of chosen soldiers,
     I’ll undertake to land them on our coast
     And force the tyrant from his seat by war.

3. (informal) To pass a slower moving vehicle on the curbside rather than on the side closest to oncoming traffic.

   Antonym: overtake

4. (archaic, intransitive) To pledge; to assert, assure; to dare say.
   • c. 1390s, Geoffrey Chaucer, The Canterbury Tales, General Prologue, lines 289-291,^[3]

     As leene was his hors as is a rake,
     And he nas nat right fat, I undertake,
     But looked holwe and therto sobrely.

   • c. 1591, William Shakespeare, Henry VI, Part 1, Act V, Scene 3,^[4]

     That is her ransom; I deliver her;
     And those two counties I will undertake
     Your grace shall well and quietly enjoy.

   • 1695, John Woodward, An Essay towards a Natural History of the Earth and Terrestrial Bodies, London: Richard Wilkin, Part 4, pp. 222-223,^[5]

     […] if those Persons who are curious in collecting either Minerals, or the Shells, Teeth, or other Parts of Animal Bodies that have been buried in the Earth, do but search the Hills after Rains, and the Sea-Shores after Storms, I dare undertake they will not lose their Labour.

5. (obsolete, transitive) To take by trickery; to trap, to seize upon.
   • 1485, Sir Thomas Malory, “xxxvij”, in Le Morte Darthur, book IX:

     there came fourty knyghtes to sire Darras
     […]
     and they wold haue slayne sire Tristram and his two felawes
     but sire Darras wold not suffre that but kepte them in pryson
     […]
     So sire Tristram endured there grete payne
     for sekenesse had vndertake hym
     and that is the grettest payne a prysoner maye haue

6. (obsolete) To assume, as a character; to take on.
   • c. 1595, William Shakespeare, A Midsummer Night’s Dream, Act I, Scene 2,^[6]

     Quince. […] you must needs play Pyramus.
     Bottom. Well, I will undertake it.

7. (obsolete) To engage with; to attack, take on in a fight.
   • c. 1609, William Shakespeare, Cymbeline, Act II, Scene 1,^[7]

     It is not fit your lordship should undertake every companion that you give offence to.

8. (obsolete) To have knowledge of; to hear.
   • 1596, Edmund Spenser, The Faerie Queene, Book 5, Canto 3, Stanza 34, London: George Allen, 1896, p. 1098,^[8]

     Ne he his mouth would open unto wight,
     Untill that Guyon selfe unto him spake,
     And called Brigadore, (so was he hight,)
     Whose voice so soone as he did undertake,
     Eftsoones he stood as still as any stake,

9. (obsolete) To have or take charge of.
   • c. 1390s, Geoffrey Chaucer, The Canterbury Tales, The Physician’s Tale, lines 81-82, The Poetical Works of Geoffrey Chaucer, Bell & Daldy, 1866, Volume 3, p. 78,^[9]

     […] therfore, for Cristes sake,
     Kepeth wel tho that ye undertake.

   • c. 1612, William Shakespeare and John Fletcher, Henry VIII, Act II, Scene 1,^[10]

     To the water side I must conduct your grace;
     Then give my charge up to Sir Nicholas Vaux,
     Who undertakes you to your end.

使用する際の注意点

• Sense: To commit oneself. This is a catenative verb that takes the to infinitive.
• See Appendix:English catenative verbs

派生語

• undertaker
• undertaking