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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
absolutely sure that
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "absolutely sure that" is correct and usable in written English.
It can be used when expressing a strong conviction or certainty about something. Example: "I am absolutely sure that we will meet the project deadline."
✓ Grammatically correct
News & Media
Science
Wiki
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
I am absolutely sure that will be repeated in the next three months.
News & Media
I'm absolutely sure that I know exactly what it's doing.
News & Media
I can't even say I'm absolutely sure that Jacob was delusional.
News & Media
I am absolutely sure that this is the only way of surviving".
News & Media
But I'm not absolutely sure that, in my case, a European diet would have done it.
News & Media
Be absolutely sure that you aren't expecting too high a standard.
News & Media
But at those times you're absolutely sure that you are right, go find somebody who disagrees.
News & Media
The same applied to Root who made absolutely sure that he would cash in this time.
News & Media
"They were two key individuals needed to make absolutely sure that this ran properly," he said.
News & Media
Biden said: "I'm absolutely sure that the land of Israel is etched on his [Sharon's] heart".
News & Media
"He won't do this again unless he is absolutely sure that there wouldn't be any problems".
News & Media
Expert writing Tips
Best practice
Use "absolutely sure that" to convey a strong sense of certainty, especially when you want to eliminate any doubt in the reader's mind. It works well in both formal and informal contexts, but consider the specific nuance you wish to convey when choosing between it and alternatives such as "completely certain that" or "totally convinced that".
Common error
While "absolutely sure that" is generally acceptable, avoid excessive use of intensifiers like "absolutely", as it can sometimes make your writing sound repetitive or less credible. Consider whether the intensity is truly necessary for the context.
Source & Trust
77%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "absolutely sure that" functions as an adjectival phrase modifying a clause. It expresses a state of complete certainty or conviction. Ludwig AI shows many examples where this phrase introduces a statement, reinforcing its role in conveying the speaker's assurance.
Frequent in
Wiki
31%
News & Media
38%
Science
31%
Less common in
Formal & Business
0%
Encyclopedias
0%
Social Media
0%
Ludwig's WRAP-UP
In summary, "absolutely sure that" is a versatile phrase used to express a strong sense of certainty and conviction. Ludwig AI shows that it is prevalent in news, science and wiki content, indicating its acceptability in both formal and informal contexts. While generally grammatically correct, avoid overuse to maintain writing credibility. Alternatives such as "completely certain that" and "totally convinced that" provide similar emphasis with slight variations in formality. When employing this phrase, ensure it genuinely reflects your intended level of conviction to enhance clarity and impact.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
completely certain that
Emphasizes the completeness of certainty, similar to "absolutely sure", but can be slightly more formal.
totally convinced that
Focuses on the conviction aspect, suggesting a strong belief based on evidence or reasoning.
entirely confident that
Highlights confidence in a particular outcome or situation, implying assurance.
definitely certain that
Adds emphasis to certainty with "definitely", making the statement more assertive.
unequivocally sure that
Indicates a clear, unambiguous certainty, leaving no room for doubt.
positive that
A more concise way to express certainty, commonly used in everyday conversation.
certain beyond doubt that
Stresses the absence of any doubt, highlighting the strength of the conviction.
firmly believe that
Emphasizes the strength of belief, suggesting a deep-seated conviction.
have no doubt that
Expresses certainty by negating any doubt, conveying assurance.
fully persuaded that
Focuses on the state of being convinced, suggesting that evidence or arguments have led to certainty.
FAQs
How can I use "absolutely sure that" in a sentence?
You can use "absolutely sure that" to express a strong conviction or certainty about something. For example, "I am "absolutely sure that" this is the right decision", or "He is "absolutely sure that" he locked the door".
What are some alternatives to "absolutely sure that"?
Alternatives include "completely certain that", "totally convinced that", or simply "positive that", depending on the level of formality and emphasis you want to convey.
Is "absolutely sure that" formal or informal?
"Absolutely sure that" can be used in both formal and informal contexts. However, for very formal writing, you might consider alternatives like "completely certain that" or "entirely confident that".
What's the difference between "absolutely sure that" and "pretty sure that"?
"Absolutely sure that" conveys a much stronger sense of certainty than "pretty sure that". "Pretty sure that" suggests a moderate level of confidence, while "absolutely sure that" leaves no room for doubt.
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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
77%
Authority and reliability
4.5/5
Expert rating
Real-world application tested