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Since I tried Ludwig back in 2017, I have been constantly using it in both editing and translation. Ever since, I suggest it to my translators at ProSciEditing.

Justyna Jupowicz-Kozak
CEO of Professional Science Editing for Scientists @ prosciediting.com
I undertake that
Grammar usage guide and real-world examplesUSAGE SUMMARY
"I undertake that" is a correct and usable phrase in written English.
It is often used to indicate a commitment to doing something, such as in the sentence: "I undertake that I will finish the project by the end of the week."
✓ Grammatically correct
News & Media
Academia
Science
Alternative expressions(20)
Table of contents
Usage summary
Human-verified examples
Expert writing tips
Linguistic context
Ludwig's wrap-up
Alternative expressions
FAQs
Human-verified examples from authoritative sources
Exact Expressions
3 human-written examples
"I undertake that responsibility with serious purpose, humility and a sense of stewardship.
News & Media
The text, in somewhat broken English, reads: "I undertake that I can't be a member of any pro-Palestinian Organizations and not be in contact with any other Members of any pro-Palestinian Organizations, as well I will not participate in any pro-Palestinian activities.
News & Media
Yet albeit you so slighted me, I will not take example by you; I am ready to send to your aid two hundred triremes, twenty thousand men-at‑arms, two thousand horse, two thousand archers, two thousand slingers, and two thousand light-armed men to run with horsemen;15 and I undertake that I will furnish provision for the whole Greek army till we have made an end of the war.
Academia
Human-verified similar examples from authoritative sources
Similar Expressions
57 human-written examples
An epic journey such as the one I undertook that night has to have a lesson and an epilogue.
News & Media
But I respect those who would undertake that thankless work because the process works best with able counsel on both sides.
News & Media
If a potential employer, a hopeful suitor or a school admittance counselor does want to undertake that task, I promise you they will not find anyone who has shared cuter pictures, sweeter stories or kinder sentiments than myself, their mother.
News & Media
"But I do not feel like I am in a position to undertake that challenge".
News & Media
Herein I describe studies I have undertaken that were aimed at understanding the mechanisms of achieving β-arrestin-biased signaling at the dopamine D2 receptor (D2R), methods for studying downstream mediators of β-arrestin-biased signaling, and the development of a mouse model of schizophrenia that could test the efficacy of β-arrestin-biased D2R ligands.
Academia
We will undertake that analysis.
News & Media
You warrant and undertake that: 5.1.1.
News & Media
You hereby represent, warrant and undertake that: 5.1.1.
News & Media
Expert writing Tips
Best practice
Use "I undertake that" in formal writing or speech when you want to convey a sense of serious commitment or responsibility. It's suitable for legal documents, formal agreements, or any situation where a strong assurance is needed.
Common error
Avoid using "I undertake that" in casual conversations or informal writing. It can sound overly formal or pretentious. Instead, use simpler phrases like "I promise" or "I guarantee".
Source & Trust
89%
Authority and reliability
4.1/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "I undertake that" functions as a performative utterance, where the act of saying it constitutes a commitment or promise. According to Ludwig AI, the phrase is correct and usable in written English, thus reinforcing its valid use in making assurances.
Frequent in
News & Media
50%
Academia
25%
Science
25%
Less common in
Formal & Business
0%
Encyclopedias
0%
Wiki
0%
Ludwig's WRAP-UP
In summary, "I undertake that" is a formal phrase used to express a serious commitment or assurance. Ludwig AI confirms its correctness and usability in written English. While grammatically sound, its formal tone makes it less common in everyday conversation. The phrase appears most frequently in news and media, academic, and scientific contexts. For less formal situations, alternatives like "I promise" or "I assure you" may be more appropriate. Be mindful of the context to ensure the tone matches the intended message.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
I assure you that
Emphasizes reassurance; less formal than "I undertake that".
I guarantee that
Implies a stronger level of certainty and warranty.
I pledge that
Suggests a solemn or formal promise.
I promise you that
A common and straightforward declaration of intent or commitment.
I hereby commit that
More formal, often used in legal or official documents.
I warrant that
Often used in legal or commercial contexts to indicate assurance of quality or condition.
I affirm that
States something is true or factual.
I avow that
Means to declare something openly and frankly.
I certify that
Provides official confirmation or validation.
I give you my word that
Expresses sincerity and personal assurance.
FAQs
What does "I undertake that" mean?
The phrase "I undertake that" means "I commit to" or "I promise to" something. It's a formal way of expressing a serious commitment or assurance.
When is it appropriate to use "I undertake that"?
It is appropriate in formal settings, such as legal documents, official declarations, or when making a solemn promise. Simpler alternatives like "I promise" or "I guarantee" are more suitable for informal communication.
Are there synonyms for "I undertake that" that are less formal?
Yes, less formal synonyms include "I assure you that", "I pledge that", or simply "I promise", depending on the context.
Is "I undertake that" grammatically correct?
Yes, "I undertake that" is grammatically correct. It follows standard English grammar rules, though it is considered a formal expression.
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Table of contents
Usage summary
Human-verified examples
Expert writing tips
Linguistic context
Ludwig's wrap-up
Alternative expressions
FAQs
Source & Trust
89%
Authority and reliability
4.1/5
Expert rating
Real-world application tested