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
I surely think
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "I surely think" is not commonly used in written English and may sound awkward to some readers.
It can be used when expressing a strong belief or opinion, but it is more natural to use "I certainly think" instead. Example: "I surely think that we should reconsider our approach to the project."
News & Media
Alternative expressions(20)
I definitely think
I truly believe
I certainly think
I strongly believe
I really think
I honestly think
I am convinced that
It is my firm belief
I am of the opinion that
I feel strongly that
I indeed think
I probably think
I naturally think
I clearly think
I absolutely think
I undoubtedly think
I obviously think
I surely thought
I sure think
I actually think
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
2 human-written examples
"I surely think it will help us with Hispanic voters".
News & Media
I surely think we can but it would require us asking questions that move beyond loving our fake-lesbian daughters.
News & Media
Human-verified similar examples from authoritative sources
Similar Expressions
55 human-written examples
I surely thought by now his parents had this conversation with him.
News & Media
Riegels once joked "If I had to do it again, I'd still run in the same direction, for I surely thought I was going the right way".
Wiki
Also, when I saw this episode was entitled "Woods," I surely thought it was gonna be about Backwoods.
News & Media
One Upper East Side resident, Nira Firestone, wrote in with her contribution of $20, "I could surely think of a million things to buy with $20".
News & Media
Surely, thought I naively, my GP has a duty to see that other bits of the NHS don't mistreat me.
News & Media
Is he The One? His accountant surely thinks so.
News & Media
Mr. Ghesquière surely thinks so.
News & Media
The Nets surely thought so.
News & Media
Smythe surely thinks so.
News & Media
Expert writing Tips
Best practice
Consider replacing "I surely think" with alternatives like "I certainly think" or "I definitely think" for a more natural and impactful tone in your writing.
Common error
Avoid using "surely" too frequently, as it can make your writing sound repetitive or unnatural. Vary your language by using different adverbs or expressions of certainty.
Source & Trust
89%
Authority and reliability
3.8/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "I surely think" primarily functions as a declarative statement, expressing a personal opinion or belief with a degree of certainty. Ludwig AI indicates that this phrase, while grammatically sound, may come across as somewhat atypical in contemporary English.
Frequent in
News & Media
100%
Less common in
Science
0%
Formal & Business
0%
Wiki
0%
Ludwig's WRAP-UP
In summary, the phrase "I surely think" is grammatically acceptable for expressing a strong belief or opinion, but it's not as commonly used as alternatives like "I certainly think" or "I definitely think". Ludwig AI's analysis suggests that while understandable, it may sound less natural to contemporary English speakers. Predominantly found in news and media contexts, consider using more common alternatives for clearer and more impactful communication. While grammatically sound, varying your phrase choice can enhance the flow and credibility of your writing.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
I certainly think
Replaces "surely" with "certainly", offering a more common and emphatic way to express agreement.
I definitely think
Substitutes "surely" with "definitely", indicating a strong and clear opinion.
I strongly believe
Replaces the entire phrase with a more formal expression of belief.
I truly believe
Uses "truly believe" to emphasize the sincerity of the belief.
I really think
Employs "really" to modify "think", indicating a genuine thought or opinion.
I honestly think
Adds "honestly" to underscore the sincerity of the opinion.
I am convinced that
Replaces the entire phrase with a more assertive expression of conviction.
It is my firm belief
Offers a more formal and emphatic way to express a strong belief.
I am of the opinion that
Presents a more formal and considered expression of opinion.
I feel strongly that
Uses "feel strongly" to express a belief with emotional intensity.
FAQs
What does "I surely think" mean?
The phrase "I surely think" expresses a strong belief or opinion. However, it's less common in contemporary English than alternatives like "I certainly think" or "I definitely think".
Is "I surely think" grammatically correct?
Yes, "I surely think" is grammatically correct, but it's considered less idiomatic and may sound slightly awkward to native English speakers.
What can I say instead of "I surely think"?
You can use alternatives like "I certainly think", "I definitely think", or "I strongly believe" depending on the context.
Which is correct, "I surely think" or "I certainly think"?
Both phrases are grammatically correct, but "I certainly think" is generally preferred as it's more common and natural-sounding.
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
89%
Authority and reliability
3.8/5
Expert rating
Real-world application tested