Definition of Undertake
Quick Meaning of Undertake
To agree to do a job or project and accept responsibility for completing it.
Detailed Definition of Undertake
To commit oneself to a task or responsibility; to promise to do something.
How to Pronounce Undertake
Stress pattern: ooO (3-syllable word).
Tip: Stress falls on the second syllable: un-der-TAKE, not UN-der-take.
Watch out: Pronouncing with stress on first syllable: UN-der-take.
Origin and Etymology of Undertake
From Old English 'under' + 'take'; meaning evolved from physical action to commitment.
How to Use Undertake in a Sentence
Each example shows “undertake” with a CEFR level so learners can pick examples that match their fluency.
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“The organization undertakes to protect endangered wildlife.”
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“She is undertaking a major research project in biology.”
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“The team undertaking this mission has extensive experience.”
Synonyms and Antonyms of Undertake
Common Synonyms for Undertake
Smart Synonyms for Undertake — When to Use Each
- commit
- For general dedication to a goal or task
- pledge
- When making a formal promise or vow
- assume
- For taking on responsibility more passively
- begin
- For starting an undertaking with specific plans
Common Collocations with Undertake
These phrases pair with “undertake” in everyday English:
- undertake responsibility
- undertake a project
- undertake a mission
Common Mistakes When Using Undertake
Even fluent speakers slip up with “undertake”. Here’s how to avoid the most common errors:
- ✗ Wrong: He undertakes the project yesterday.
- ✓ Correct: He undertook the project yesterday.
- Why: Past tense irregular: 'undertake' → 'undertook', not 'undertakes'.
- ✗ Wrong: They have undertake the mission.
- ✓ Correct: They have undertaken the mission.
- Why: Past participle is 'undertaken', not 'undertake'.
Other Forms of Undertake
- Noun: undertaking
- Verb: undertake
Frequently Asked Questions About Undertake
What is the meaning of "Undertake"?
To agree to do a job or project and accept responsibility for completing it.
How do you pronounce "Undertake"?
The IPA is /ˌʌndərˈteɪk/. Stress falls on the second syllable: un-der-TAKE, not UN-der-take.
What part of speech is "Undertake"?
"Undertake" is a verb at B2 level (Common European Framework).
What are synonyms for "Undertake"?
Common synonyms include commit, pledge, assume.
How do you use "Undertake" in a sentence?
For example: "The organization undertakes to protect endangered wildlife."