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Justyna Jupowicz-Kozak
CEO of Professional Science Editing for Scientists @ prosciediting.com
i assure that
Grammar usage guide and real-world examplesUSAGE SUMMARY
"I assure that" is a correct phrase in written English.
You can use it when you are making a statement that you feel confident is true. For example, "I assure that our team will complete the project on time."
✓ Grammatically correct
Science
News & Media
Formal & Business
Alternative expressions(20)
I confirm that
I assure that
I guarantee that
I attest that
I assume that
I can assure you that
I want to assure you that
I affirm that
I can vouch that
You can rest assured that
I give you my word that
I swear that
i assert that
i maintain that
i emphasize that
i ascertain that
i stress that
i emphasized that
i stresses that
i promise that
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
13 human-written examples
In cases where macromolecules of interest are localized in nuclei, then the experiment needs to be designed properly, i.e. (i) assure that the dye has sufficient color separation with nuclear labeling hematoxylin, (ii) use another dye for labeling nuclei or (iii) label for cytoplasm as a reference.
Science
"I assure that there will be nothing that runs against our culture.
News & Media
I assure that you will long continue that discussion, even if only in your mind, if you're lucky enough to see Ian Rickson's productions of "Old Times" — the 1971 portrait of reminiscence as a high-stakes competition among a husband, a wife and her best friend — at the Harold Pinter Theater in the West End.
News & Media
(2) Responsibility to employees: "Related to employees' salary I do a good job first of all I assure that my employees get the money".
Responsibility to employees: "Related to employees' salary I do a good job first of all I assure that my employees get the money".
Recalling that there is an affective element of spontaneity involved in disponibilité, how can I assure that I will remain faithful to my present belief in the other?
Science
Human-verified similar examples from authoritative sources
Similar Expressions
47 human-written examples
So, by Lemma 1.9, lim n → ∞ γ n = 0 and the condition (i) assures that lim n → ∞ y n = q.
I assure you that's happening".
News & Media
However, I assure you that was not my intent".
News & Media
"I assure you that known offenders are not in ministry.
News & Media
I assure you that is not possible.
News & Media
Expert writing Tips
Best practice
When using "I assure that", ensure that you are prepared to back up your statement with evidence or reasoning. This builds credibility and trust.
Common error
Avoid using "I assure that" too frequently, as it can diminish its impact and make you sound insincere. Only use it when you genuinely want to emphasize the truthfulness of your statement. If you use it too much, consider other options like "I confirm that" or simply stating the fact directly.
Source & Trust
84%
Authority and reliability
4.3/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "I assure that" functions as an assertive speech act, where the speaker expresses their confidence or conviction regarding a specific statement. This aligns with Ludwig's explanation that it's used when making a statement one feels confident is true.
Frequent in
News & Media
46%
Science
31%
Formal & Business
23%
Less common in
Wiki
0%
Encyclopedias
0%
Social Media
0%
Ludwig's WRAP-UP
In summary, "I assure that" is a grammatically correct and commonly used phrase for expressing confidence in a statement. Ludwig AI confirms its role in conveying certainty. It appears frequently in news, scientific, and business contexts. While versatile, it's best to avoid overuse and always be prepared to support your assurance with evidence or reasoning. Related phrases like "I guarantee that" offer alternative ways to express similar sentiments.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
I guarantee that
Expresses a stronger level of certainty or commitment; a guarantee.
I can assure you that
Adds "you" for direct address, making it more conversational but with similar meaning.
I want to assure you that
Adds the element of wanting to provide assurance, subtly changing the tone.
I affirm that
A more formal synonym, suggesting a strong declaration of truth.
I confirm that
Indicates verification or validation of a fact or statement.
I attest that
A formal declaration, often used in legal or official contexts.
I can vouch that
Suggests personal experience or knowledge to support the statement.
You can rest assured that
Shifts the focus to the listener, offering comfort and certainty.
I give you my word that
Emphasizes personal integrity and promise.
I swear that
Implies a solemn promise, often invoking a higher authority.
FAQs
How can I use "I assure that" in a sentence?
Use "I assure that" followed by a statement you want to emphasize as true or certain. For example, "I assure that the project will be completed on time."
What phrases are similar to "I assure that"?
Similar phrases include "I guarantee that", "I confirm that", or "I attest that", each carrying slightly different connotations of certainty and formality.
When is it appropriate to use "I assure that"?
It's appropriate to use "I assure that" when you want to strongly convey your confidence in the truth or validity of a statement, especially when reassurance is needed.
What should I avoid when using "I assure that"?
Avoid overusing "I assure that", as it can lose its impact. Also, avoid using it if you're not entirely confident in the truth of your statement, as it could damage your credibility. Don't confuse it with similar phrases like "I assume that", which indicates a guess rather than a certainty.
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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
84%
Authority and reliability
4.3/5
Expert rating
Real-world application tested