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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
sure of oneself
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "sure of oneself" is correct and usable in written English.
It can be used to describe someone who is confident and self-assured in their abilities or opinions. Example: "Despite the challenges she faced, she remained sure of herself and tackled each obstacle with determination."
✓ Grammatically correct
News & Media
Science
Encyclopedias
Alternative expressions(4)
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
Alliteration is good for sounding sure of oneself, but Mr Clarke is in a policy hole, into which he has dug himself, with no small degree of assistance from the prime minister, David Cameron, and his deputy Nick Clegg.
News & Media
Human-verified similar examples from authoritative sources
Similar Expressions
59 human-written examples
Selfies are photos taken by oneself, of oneself.
News & Media
Autobiography, the biography of oneself narrated by oneself.
Encyclopedias
Though it is hard to know for sure, Kant would probably have denied that consciousness of oneself in inner sense can make one conscious of oneself as subject, of oneself as oneself, in this way.
Science
It seems a lonely kind of ecstasy, to be sure, pleasuring oneself as one's image does the same on a TV screen.
News & Media
I'm not sure I agree with that, but I do think that it is easier to conceive of oneself as uncorrupted and good in an Edenic setting.
News & Media
So when one senses an obligation one senses a character of oneself, a claim on oneself to act in a certain way.
Science
To get rid of oneself.
News & Media
"ThIt is not about the fear of the oneself he said.
News & Media
Leading feels like a distillation of a sense of oneself.
News & Media
How very sick of oneself one gets on the road.
News & Media
Expert writing Tips
Best practice
Use "sure of oneself" to specifically emphasize a demonstrated or earned confidence, as opposed to general optimism.
Common error
Avoid using "sure of oneself" to describe unfounded or boastful confidence, as it implies a justified sense of self-assurance. For unjustified confidence, consider using terms like "cocky" or "overconfident".
Source & Trust
89%
Authority and reliability
4.4/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "sure of oneself" functions as an adjective phrase describing a state of confidence and self-assurance. As Ludwig suggests, it describes someone who is confident and self-assured in their abilities or opinions.
Frequent in
News & Media
33%
Science
33%
Encyclopedias
33%
Less common in
Formal & Business
0%
Wiki
0%
Reference
0%
Ludwig's WRAP-UP
In summary, the phrase "sure of oneself" is a grammatically sound and readily understood expression signifying confidence and self-assurance. While relatively infrequent in occurrence, it is deemed correct and usable according to Ludwig. As evidenced by the analyzed examples, its usage spans various contexts, including news and media, science, and encyclopedic sources. The phrase conveys a sense of justified self-belief, distinguishing it from mere arrogance. Related phrases such as "self-assured" and "confident" offer alternative ways to express similar concepts, with subtle nuances in their connotations. The key to using "sure of oneself" effectively lies in applying it to situations where the confidence is warranted and demonstrable, rather than merely assumed.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
self-assured
A direct synonym, implying confidence in one's own abilities or qualities.
self-confident
Similar to "confident", but specifies the source of confidence as being internal.
confident
A general term for believing in oneself, lacking the potential nuance of earned assurance.
assured
Implies a sense of certainty and conviction, perhaps based on external validation.
secure in oneself
Highlights the internal stability and lack of self-doubt.
certain of one's abilities
Focuses specifically on confidence related to skills and capabilities.
having conviction
Emphasizes the strength of belief and purpose.
possessing self-belief
Highlights the act of believing in one's self.
unwavering in one's belief
Conveys a sense of steadfastness and resilience.
having a strong sense of self
Suggests a deep understanding and acceptance of oneself, leading to confidence.
FAQs
How can I use "sure of oneself" in a sentence?
Use "sure of oneself" to describe someone who exhibits confidence in their abilities or knowledge, particularly in situations where that confidence is tested. For example, "Despite the challenges, she remained sure of herself."
What are some alternatives to saying "sure of oneself"?
Depending on the context, you can use alternatives like "self-assured", "confident", or "self-confident".
Is it better to say "sure of oneself" or "confident in oneself"?
Both phrases are correct, but "sure of oneself" suggests a slightly stronger or more demonstrated confidence, while "confident in oneself" is a more general statement of self-belief.
What's the difference between "sure of oneself" and "arrogant"?
"Sure of oneself" implies a justified confidence based on abilities or experience, while "arrogant" suggests an excessive and often unwarranted sense of one's own importance.
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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
89%
Authority and reliability
4.4/5
Expert rating
Real-world application tested