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Justyna Jupowicz-Kozak

CEO of Professional Science Editing for Scientists @ prosciediting.com

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i assure

Grammar usage guide and real-world examples

USAGE SUMMARY

The phrase "I assure" is correct and usable in written English.
It can be used when you want to express confidence or guarantee something to someone. Example: "I assure you that the project will be completed on time."

✓ Grammatically correct

News & Media

Human-verified examples from authoritative sources

Exact Expressions

60 human-written examples

Fine, I assure her.

Nothing, I assure you.

I assure you".

News & Media

The New York Times

— Yes, I assure you.

News & Media

The New Yorker

"You?" "Definitely," I assure him.

News & Media

The New Yorker

Accidentally, I assure you.

News & Media

The Guardian

It was work, I assure you.

News & Media

The Economist

I assure him that I am.

News & Media

The New York Times

"I like this one," I assure him.

News & Media

The New York Times

(And I assure you it is).

News & Media

Independent

I assure you he will grow accustomed".

News & Media

The New Yorker
Show more...

Expert writing Tips

Best practice

When using "i assure", clearly state the reason for your certainty. Providing context helps the recipient understand the basis of your assurance and increases their confidence in your statement.

Common error

Avoid using "i assure" too frequently in your writing, as it can make you sound repetitive or overly insistent. Instead, vary your language by using synonyms or rephrasing your sentences to convey the same message in a more natural way.

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

Antonio Rotolo, PhD

Digital Humanist | Computational Linguist | CEO @Ludwig.guru

Source & Trust

88%

Authority and reliability

4.5/5

Expert rating

Real-world application tested

Linguistic Context

The primary grammatical function of "i assure" is to serve as a performative utterance, where the act of saying it constitutes the act of assuring. It expresses a commitment from the speaker to the listener regarding the truth or reliability of a statement. Ludwig AI shows multiple examples where the phrase is used in different contexts to guarantee or confirm something.

Expression frequency: Very common

Frequent in

News & Media

85%

Formal & Business

8%

Academia

4%

Less common in

Science

1%

Encyclopedias

1%

Wiki

0%

Ludwig's WRAP-UP

In summary, the phrase "i assure" is a grammatically correct and very common expression used to convey a strong sense of certainty and reassurance. As Ludwig AI confirms, it's used across various contexts, particularly in news and media, to guarantee or confirm information. While versatile, overusing the phrase can sound repetitive. Consider alternatives like "i guarantee you" or "you can rest assured" to maintain a natural tone. When using "i assure", ensure you provide clear context to reinforce your statement's credibility.

FAQs

How to use "i assure" in a sentence?

You can use "i assure" to express confidence or guarantee something to someone. For example: "I assure you that the project will be completed on time".

What can I say instead of "i assure"?

You can use alternatives like "i guarantee you", "i promise you", or "you can rest assured" depending on the context.

When is it appropriate to use "i assure"?

It is appropriate to use "i assure" when you want to convey a strong sense of certainty or to reassure someone who may be doubtful or anxious. Be sure you have a valid reason for your certainty.

What's the difference between "i assure" and "i believe"?

"I assure" conveys a stronger sense of certainty and guarantee than "i believe". "I believe" expresses an opinion or conviction, while "i assure" expresses a firm promise or reassurance.

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Source & Trust

88%

Authority and reliability

4.5/5

Expert rating

Real-world application tested

Most frequent sentences: