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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
firmly assert that
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "firmly assert that" is correct and usable in written English.
It can be used when you want to emphasize a strong belief or statement about a particular issue or topic. Example: "In her speech, she firmly asserted that climate change is an urgent global crisis that requires immediate action."
✓ Grammatically correct
News & Media
Science
Formal & Business
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
1 human-written examples
And I firmly assert that unless you're partaking in snow removal or some sort of competitive dog sledding, these fugly sheepskin boots have no place in civilized society.
News & Media
Human-verified similar examples from authoritative sources
Similar Expressions
59 human-written examples
President Obama firmly asserted that principle on the campaign trail in 2008.
News & Media
"Rodriguez firmly asserts that at no time did he see money in the bedroom," the report states.
News & Media
For a few days I heard it firmly asserted that "The Man Without a Past" was the front-runner.
News & Media
"Milos has firmly asserted that he doesn't sell steroids," Collins said in a telephone interview yesterday.
News & Media
Preferring to maintain an academic perspective, Wolf firmly asserted that her speculations have not yet been scientifically verified but deserved serious study.
Wiki
Moonlight doesn't try to gloss over the severity of what it means to be gay "in the hood"—in fact, it firmly asserts that being gay in this Miami neighborhood means that you will be an outcast amongst your peers, that you will live in fear of walking by yourself, and will likely be bullied until you can somehow escape.
News & Media
We assert that is bounded.
We assert that is strictly contractive on.
Now, we assert that is bounded.
where We assert that belongs to.
Expert writing Tips
Best practice
Use "firmly assert that" when you want to convey a strong conviction or belief, especially in situations where there might be doubt or opposition.
Common error
Avoid using "firmly assert that" too frequently, as it can make your writing sound repetitive and overly assertive. Vary your language by using synonyms like "strongly maintain", "emphatically declare", or "categorically state" to maintain reader engagement.
Source & Trust
80%
Authority and reliability
4.1/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "firmly assert that" functions as a declarative expression, used to introduce a statement that the speaker or writer believes to be unequivocally true. As Ludwig AI indicates, it emphasizes a strong belief or statement. Examples show its use in various contexts, from opinions on fashion to scientific claims.
Frequent in
News & Media
54%
Science
33%
Formal & Business
6%
Less common in
Encyclopedias
2%
Wiki
2%
Reference
1%
Ludwig's WRAP-UP
In summary, "firmly assert that" is a declarative phrase used to strongly convey a belief or opinion. Ludwig AI indicates that it is grammatically correct and usable in various contexts. It is most commonly found in News & Media and Science, with a neutral to formal register. While effective for emphasizing conviction, overuse should be avoided by varying language with synonyms such as "strongly maintain that" or "emphatically declare that". The phrase is best used when you need to make a strong, clear statement, but not so often that it becomes repetitive.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
strongly maintain that
Emphasizes the persistence and strength of the belief.
emphatically declare that
Highlights the forceful and unambiguous nature of the declaration.
categorically state that
Implies an absolute and unconditional statement.
resolutely affirm that
Focuses on the unwavering and determined nature of the affirmation.
vehemently insist that
Suggests a passionate and intense insistence on the truth of the statement.
confidently avow that
Highlights the speaker's self-assuredness in making the claim.
positively declare that
Emphasizes the certainty and absence of doubt in the declaration.
unequivocally assert that
Stresses the lack of ambiguity or reservation in the assertion.
dogmatically proclaim that
Suggests a rigid and inflexible declaration, often without considering other viewpoints.
indisputably claim that
Implies that the claim is beyond question or argument.
FAQs
How can I use "firmly assert that" in a sentence?
Use "firmly assert that" to express a strong conviction or declaration. For example, "The scientist "firmly asserts that" climate change is accelerating at an alarming rate."
What are some alternatives to "firmly assert that"?
You can use alternatives like "strongly maintain that", "emphatically declare that", or "categorically state that" depending on the context and the specific nuance you want to convey.
When is it appropriate to use "firmly assert that" in writing?
It's appropriate when you want to highlight the strength of your conviction or when addressing a point of contention. However, avoid overuse to maintain a balanced tone.
Is "firmly assert that" suitable for formal writing?
Yes, "firmly assert that" is suitable for formal writing, especially in academic or professional contexts where a strong and clear statement is needed. The level of formality is
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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
80%
Authority and reliability
4.1/5
Expert rating
Real-world application tested