Used and loved by millions

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 quote

Justyna Jupowicz-Kozak

CEO of Professional Science Editing for Scientists @ prosciediting.com

MitStanfordHarvardAustralian Nationa UniversityNanyangOxford

guarantee that

Grammar usage guide and real-world examples

USAGE SUMMARY

"guarantee that" is correct and usable in written English.
You can use it to ensure that something will happen or to give assurance that a promise will be kept. For example, "We guarantee that the repair will be completed by the end of the week."

✓ Grammatically correct

News & Media

Science

Human-verified examples from authoritative sources

Exact Expressions

60 human-written examples

"I can't guarantee that".

News & Media

The New York Times

The European countries would guarantee that fund.

News & Media

The New York Times

I guarantee that will be more popular.

It is a guarantee that still exists.

News & Media

The New York Times

But I cannot guarantee that will occur".

News & Media

The New York Times

There's no guarantee that will happen in the future.

News & Media

The New York Times

Can I guarantee that?

News & Media

Huffington Post

"I can't 100percentt guarantee that.

News & Media

Huffington Post

Automatic withholdings from paychecks guarantee that.

News & Media

Huffington Post

And openness alone will not guarantee that.

News & Media

The Economist

I guarantee that.

Show more...

Expert writing Tips

Best practice

Use "guarantee that" when you want to express a high degree of certainty or assurance about a future event or outcome. It's suitable when you have good reason to believe something will definitely happen.

Common error

Avoid using "guarantee that" when the outcome is merely probable or highly likely but not absolutely certain. Using weaker terms like "expect" or "anticipate" is more appropriate in such cases.

Antonio Rotolo, PhD - Digital Humanist | Computational Linguist | CEO @Ludwig.guru

Antonio Rotolo, PhD

Digital Humanist | Computational Linguist | CEO @Ludwig.guru

Source & Trust

84%

Authority and reliability

4.5/5

Expert rating

Real-world application tested

Linguistic Context

The phrase "guarantee that" primarily functions as a declarative expression, where the speaker or writer is providing a strong assurance or promise regarding a particular outcome or fact. As Ludwig AI confirms, it is used to ensure something happens or to offer a firm assurance.

Expression frequency: Very common

Frequent in

News & Media

78%

Science

12%

Formal & Business

5%

Less common in

Wiki

2%

Encyclopedias

1%

Social Media

1%

Ludwig's WRAP-UP

The phrase "guarantee that" is a commonly used expression to convey a strong assurance or promise. Ludwig AI confirms its grammatical correctness and usability across different contexts. Predominantly found in News & Media, it serves to inspire confidence and emphasize certainty. While versatile, it's important to avoid overstating certainty and to use it appropriately when a solid assurance can be provided. Alternatives like "assure that" or "ensure that" may be more suitable depending on the nuance you wish to convey.

FAQs

How can I use "guarantee that" in a sentence?

Use "guarantee that" to express a firm assurance. For instance, "We "guarantee that" the product will arrive on time", or "I "guarantee that" you will enjoy the show".

What are some alternatives to "guarantee that"?

You can use alternatives like "assure that", "ensure that", or "certify that" depending on the context. Each carries a slightly different nuance of certainty and formality.

Is it better to use "guarantee that" or "ensure that"?

Both ""guarantee that"" and "ensure that" express certainty, but "guarantee" implies a stronger level of assurance, often with an element of responsibility or a promise to make something happen. "Ensure" focuses more on making sure something occurs.

When is it inappropriate to use "guarantee that"?

Avoid using ""guarantee that"" when you cannot realistically ensure the outcome. If there are potential variables or uncertainties, it's better to use terms that reflect a lower degree of certainty, such as "expect" or "anticipate".

ChatGPT power + Grammarly precisionChatGPT power + Grammarly precision
ChatGPT + Grammarly

Editing plus AI, all in one place.

Stop switching between tools. Your AI writing partner for everything—polishing proposals, crafting emails, finding the right tone.

Source & Trust

84%

Authority and reliability

4.5/5

Expert rating

Real-world application tested

Most frequent sentences: