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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
is not assured
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "is not assured" is correct and usable in written English.
It can be used to indicate that something is uncertain or not guaranteed. Example: "The success of the project is not assured, and we must prepare for potential challenges."
✓ Grammatically correct
News & Media
Science
Formal & Business
Alternative expressions(20)
is not guaranteed
is not certain
is uncertain
cannot be guaranteed
remains to be seen
is open to question
is far from certain
is not a given
hangs in the balance
is not bravado
is not needed
is not baseball
is not worried
is not contracting
is not complicated
is not injured
is not discussed
is not accepted
is not included
is not anticipated
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
60 human-written examples
Progress is not assured.
News & Media
Success is not assured.
News & Media
Their support is not assured.
News & Media
But that is not assured.
News & Media
Participation by servicer banks is not assured.
News & Media
But even that status is not assured.
News & Media
A happy outcome is not assured.
News & Media
But the change is not assured.
News & Media
Mr Piñera's victory is not assured.
News & Media
But continued success is not assured.
News & Media
Yet even this is not assured.
News & Media
Expert writing Tips
Best practice
Use "is not assured" when you want to express uncertainty or lack of guarantee about a future event or outcome. Ensure that the context clearly indicates what is uncertain.
Common error
Avoid using "is not assured" when you actually mean something is impossible. The phrase implies a possibility, however slim, whereas 'impossible' indicates no possibility at all.
Source & Trust
86%
Authority and reliability
4.6/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "is not assured" functions as a qualifying statement, indicating that a particular outcome or expectation is uncertain or lacks a guarantee. It is frequently used to temper expectations and acknowledge potential risks or alternative possibilities.
Frequent in
News & Media
61%
Science
22%
Academia
8%
Less common in
Formal & Business
5%
Encyclopedias
0%
Wiki
0%
Ludwig's WRAP-UP
In summary, "is not assured" is a common and grammatically correct phrase used to express uncertainty or lack of guarantee. Ludwig's analysis of numerous examples reveals that it is most frequently encountered in News & Media, Science, and academic contexts. While the phrase is versatile, remember to use it when you truly mean something is uncertain, not impossible, and always make clear what exactly lacks assurance. To enrich your writing, consider using synonyms like "is uncertain" or "is not guaranteed" for variety.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
is uncertain
Replaces "assured" with a direct synonym for doubt.
is not guaranteed
Substitutes "assured" with "guaranteed" offering a slightly stronger emphasis on the lack of a promise.
is not certain
Emphasizes the absence of sureness about an outcome.
cannot be guaranteed
Shifts the focus to the inability to provide a guarantee.
remains to be seen
Indicates that the outcome is pending and not yet predictable.
is open to question
Suggests doubt about the validity or certainty of something.
is far from certain
Highlights a considerable degree of uncertainty.
is not a given
Indicates that something should not be taken for granted.
is chancy
Implies that the outcome is subject to chance or risk.
hangs in the balance
Suggests that the outcome is delicately poised between success and failure.
FAQs
How can I use "is not assured" in a sentence?
You can use "is not assured" to indicate that an outcome is uncertain. For example, "While the company is working hard to increase sales, success "is not assured"".
What can I say instead of "is not assured"?
You can use alternatives like "is uncertain", "is not guaranteed", or "is not certain" depending on the context.
Which is correct, "is not assured" or "is not insured"?
The correct phrase depends on the intended meaning. "Is not assured" means something is uncertain or not guaranteed. "Is not insured" refers to lacking insurance coverage. While they sound similar, they are semantically different.
What's the difference between "is not assured" and "cannot be guaranteed"?
"Is not assured" and "cannot be guaranteed" are very similar. The latter puts more emphasis on the inability to provide a guarantee, while the former simply indicates uncertainty.
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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
86%
Authority and reliability
4.6/5
Expert rating
Real-world application tested