What's the difference between
and
Enter two words to compare and contrast their definitions, origins, and synonyms to better understand how those words are related.

Ensure vs Undertake - What's the difference?

ensure | undertake |

In transitive terms the difference between ensure and undertake

is that ensure is to make a pledge to (someone); to promise, guarantee (someone of something); to assure while undertake is to take upon oneself; to start, to embark on (a specific task etc.).

In intransitive terms the difference between ensure and undertake

is that ensure is to make sure or certain of something (usually some future event or condition) while undertake is to commit oneself (to an obligation, activity etc.).

ensure

English

Verb

(ensur)
  • To make a pledge to (someone); to promise, guarantee (someone of something); to assure.
  • *:
  • *:Thenne he cryed hym mercy and sayd Faire knyght for goddes loue slee me not / and I shall ensure the neuer werre ageynst thy lady / but be alwey toward her / Thenne Bors lete hym be
  • To make sure or certain of something (usually some future event or condition).
  • :
  • *{{quote-magazine, date=2013-08-10, volume=408, issue=8848, magazine=(The Economist), author=Lexington
  • , title= Keeping the mighty honest , passage=British journalists shun complete respectability, feeling a duty to be ready to savage the mighty, or rummage through their bins. Elsewhere in Europe, government contracts and subsidies ensure that press barons will only defy the mighty so far.}}

    Anagrams

    *

    undertake

    English

    Verb

  • (label) To take upon oneself; to start, to embark on (a specific task etc.).
  • *(John Milton) (1608-1674)
  • *:To second, or oppose, or undertake / The perilous attempt.
  • (label) To commit oneself (to an obligation, activity etc.).
  • :
  • *(William Shakespeare) (c.1564–1616)
  • *:I'll undertake to land them on our coast.
  • (label) To overtake on the wrong side.
  • :
  • To pledge; to assert, assure; to dare say.
  • *, Bk.VII:
  • *:"I have now aspyed one knyght," he seyde, "that woll play hys play at the justys, I undirtake ."
  • *(William Shakespeare) (c.1564–1616)
  • *:And those two counties I will undertake / Your grace shall well and quietly enjoiy.
  • *(John Dryden) (1631-1700)
  • *:And he was not right fat, I undertake .
  • * (1665-1728)
  • *:I dare undertake they will not lose their labour.
  • To take by trickery; to trap, to seize upon.
  • *:
  • *:there came fourty knyghtes to sire Darras // So sire Tristram endured there grete payne / for sekenesse had vndertake hym / and that is the grettest payne a prysoner maye haue
  • (label) To assume, as a character; to take on.
  • :(Shakespeare)
  • (label) To engage with; to attack.
  • *(William Shakespeare) (c.1564–1616)
  • *:It is not fit your lordship should undertake every companion that you give offence to.
  • (label) To have knowledge of; to hear.
  • :(Spenser)
  • (label) To have or take charge of.
  • *(Geoffrey Chaucer) (c.1343-1400)
  • *:Keep well those that ye undertake .
  • *(William Shakespeare) (c.1564–1616)
  • *:who undertakes you to your end
  • Usage notes

    * Sense: To commit oneself. This is a catenative verb that takes the to infinitive. * See

    Derived terms

    * undertaker * undertaking