Used and loved by millions
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
reasonably confident
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "reasonably confident" is correct and usable in written English.
You can use it when expressing a moderate level of assurance or belief in something, indicating that while you are confident, there is still some room for doubt. Example: "After reviewing the data, I am reasonably confident that our sales will increase next quarter."
✓ Grammatically correct
News & Media
Science
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
59 human-written examples
Accordingly we are reasonably confident that the datasets give a reasonable profile of the Irish population at each time period.
Science
For reasons I've written about before, I'm reasonably confident this won't happen and the recovery will continue.
News & Media
'We're reasonably confident.
News & Media
We're reasonably confident we'll get there".
News & Media
But we can be reasonably confident on a few points.
News & Media
He has cause to be reasonably confident about his appointment.
News & Media
"But I'm reasonably confident that things will be found".
News & Media
And I'm reasonably confident I'm not a psychopath.
News & Media
"I'm reasonably confident that 2006 was a temporary peak in driving," he said.
News & Media
For now, anyone browsing Apple.com can be reasonably confident they are, in fact, communicating with Apple.
News & Media
"I'm reasonably confident that Kennedy will side with the conservatives," he said.
News & Media
Expert writing Tips
Best practice
Use "reasonably confident" to convey a balanced assessment when you want to express assurance without overstating your certainty. This can be useful in professional settings where accuracy is valued.
Common error
Avoid using "reasonably confident" when the situation calls for greater certainty or when you have concrete evidence. Overusing the phrase in such contexts can undermine your credibility.
Source & Trust
91%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "reasonably confident" functions as an adjective phrase, modifying a subject to indicate a moderate level of assurance or certainty. Ludwig AI provides examples showcasing its use in various contexts, from scientific studies to news reports.
Frequent in
News & Media
52%
Science
23%
Formal & Business
15%
Less common in
Reference
5%
Encyclopedias
3%
Social Media
2%
Ludwig's WRAP-UP
The phrase "reasonably confident" is a versatile adjective phrase used to express a moderate level of certainty without overstatement. Ludwig AI confirms its grammatical correctness and common usage across diverse contexts, including news, science, and business. While phrases like "fairly certain" and "somewhat assured" offer similar meanings, "reasonably confident" strikes a balance suitable for professional and neutral communication. Avoid using it when absolute certainty is required, and always consider the context to ensure the level of confidence aligns with the available evidence.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
reasonably sure
Very close in meaning, emphasizing a sensible degree of assurance.
fairly certain
Indicates a slightly lower degree of confidence compared to "reasonably confident".
quite certain
Expresses a notable level of assurance, nearing complete certainty.
somewhat assured
Suggests a mild level of confidence, implying some, but not complete, certainty.
moderately sure
Emphasizes a balanced level of certainty, neither overly confident nor doubtful.
pretty sure
A more informal way to express a good level of confidence.
relatively certain
Highlights that the confidence is based on comparison or relative assessment.
largely convinced
Suggests a strong leaning towards believing something, but with room for doubt.
mostly positive
Indicates a generally optimistic outlook, though not strictly about confidence.
fairly optimistic
Focuses on a hopeful outlook rather than strict confidence, but related in sentiment.
FAQs
How can I use "reasonably confident" in a sentence?
You can use "reasonably confident" to express a moderate level of assurance, as in, "I am "reasonably confident" that our strategy will succeed".
What are some alternatives to "reasonably confident"?
Alternatives include "fairly certain", "somewhat assured", or "moderately sure", depending on the specific level of confidence you want to convey.
Is "reasonably confident" formal or informal?
"Reasonably confident" is suitable for both formal and informal contexts. The formality depends more on the surrounding language than the phrase itself.
What's the difference between "reasonably confident" and "completely confident"?
"Reasonably confident" suggests a moderate level of certainty with some room for doubt, while "completely confident" implies absolute assurance with no doubts whatsoever. The first expresses moderate security while the second expresses total security.
Editing plus AI, all in one place.
Stop switching between tools. Your AI writing partner for everything—polishing proposals, crafting emails, finding the right tone.
Table of contents
Usage summary
Human-verified examples
Expert writing tips
Linguistic context
Ludwig's wrap-up
Alternative expressions
FAQs
Source & Trust
91%
Authority and reliability
4.5/5
Expert rating
Real-world application tested