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Synonyms

undertaking

American  
[uhn-der-tey-king, uhn-der-tey-, uhn-der-tey-king] / ˌʌn dərˈteɪ kɪŋ, ˈʌn dərˌteɪ-, ˈʌn dərˌteɪ kɪŋ /

noun

  1. the act of a person who undertakes any task or responsibility.

  2. a task, enterprise, etc., undertaken.

    Synonyms:
    venture, effort, job, endeavor, project
  3. a promise; pledge; guarantee.

  4. the business of an undertaker or funeral director.


undertaking British  
/ ˈʌndəˌteɪkɪŋ /

noun

  1. something undertaken; task, venture, or enterprise

  2. an agreement to do something

  3. the business of an undertaker

  4. informal the practice of overtaking on an inner lane a vehicle which is travelling in an outer lane

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Etymology

Origin of undertaking

Middle English word dating back to 1325–75; under, taking

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

In undertaking this role, one of the most challenging and revered in 20th-century theater, he willfully—and rewardingly—hides that blazing light under a proverbial bushel.

From The Wall Street Journal • Apr. 10, 2026

Along with making fun, relatable music, Cissé deals with the huge undertaking of building a successful pop identity as a Black girl in a white-girl-dominated realm.

From Los Angeles Times • Apr. 3, 2026

“Most investors we speak with are cautious about power companies undertaking large new nuclear risk in general,” he wrote.

From Barron's • Mar. 30, 2026

Rearmament on the scale Germany is now undertaking has required a major change in the way the country thinks about its defence, and about the place of the armed forces in society.

From BBC • Mar. 27, 2026

Above the comforts of Base Camp, the expedition in fact became an almost Calvinistic undertaking.

From "Into Thin Air" by Jon Krakauer