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
certainly fascinating
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "certainly fascinating" is correct and usable in written English.
You can use it to express strong agreement or interest in something that is intriguing or captivating. Example: "The documentary on ancient civilizations was certainly fascinating, revealing many aspects of their culture that I had never considered before."
✓ 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
12 human-written examples
If not preferable to the original, the orchestral transcription is certainly fascinating.
News & Media
For me, finally, the performance sounded a little exaggerated and blaring but it was certainly fascinating.
News & Media
I'm not sure this interpretation always suited Mr. Guare's whimsical writing, but it was certainly fascinating to watch.
News & Media
It is certainly fascinating to watch from the shelter of the Embassy where all information about everything sooner or later arrives".
News & Media
Whatever she may conclude, it was certainly fascinating to observe the changes that occurred: the struggles, growth, tentative steps, sudden improvements.
News & Media
It's certainly fascinating to hear the twenty-five-year-old work through her character so nakedly, but her poise still suggests a façade, or at least indecision.
News & Media
Human-verified similar examples from authoritative sources
Similar Expressions
47 human-written examples
Mr. Sabarsky's life was certainly as fascinating as any artist's.
News & Media
Gail: Well, it'd certainly be fascinating if we discovered that gays were better at being married than heterosexuals are.
News & Media
It will certainly be fascinating to watch.Ms Yingluck gives the impression of being a very different political character from her brother.
News & Media
It's certainly a fascinating discussion, but just as interesting is what the Dream Team can tell us about the globalization of basketball excellence.
News & Media
As a video installation, it looked stunning and was certainly as fascinating as watching exotic fish in a tank in the doctor's waiting room.
News & Media
Expert writing Tips
Best practice
Use "certainly fascinating" to express a strong level of interest or intrigue, particularly when acknowledging something that is both assured and captivating. It works well when introducing a topic or observation you want to emphasize as particularly engaging.
Common error
Avoid using "certainly fascinating" too frequently in casual conversation. While grammatically correct, its formal tone can sound affected or insincere in everyday settings. Opt for simpler expressions like "very interesting" or "really cool" for a more natural feel.
Source & Trust
87%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "certainly fascinating" functions as an intensifier modifying an adjective. "Certainly" amplifies the adjective "fascinating", indicating a strong degree of captivation or interest. As Ludwig AI points out, the phrase is grammatically correct and usable.
Frequent in
News & Media
65%
Science
15%
Formal & Business
10%
Less common in
Encyclopedias
5%
Wiki
3%
Reference
2%
Ludwig's WRAP-UP
The phrase "certainly fascinating" is a grammatically correct and frequently used expression to convey a high degree of interest or captivation. As Ludwig AI confirms, it's a strong and usable phrase across diverse writing contexts. Predominantly found in News & Media sources, it maintains a neutral register, making it suitable for conveying enthusiasm in both professional and general contexts. If you need alternative expressions, consider "undeniably captivating" or "absolutely intriguing" for similar emphasis.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
undeniably captivating
Replaces "fascinating" with "captivating" and "certainly" with "undeniably" for stronger emphasis.
decidedly captivating
Substitutes "fascinating" with "captivating" and "certainly" with "decidedly", underlining a firm sense of interest.
absolutely intriguing
Substitutes "fascinating" with "intriguing" and "certainly" with "absolutely" intensifying the interest.
positively enthralling
Substitutes "fascinating" with "enthralling" and "certainly" with "positively", amplifying the captivating nature.
genuinely interesting
Replaces "fascinating" with "interesting" and "certainly" with "genuinely", offering a milder yet sincere expression.
remarkably engaging
Replaces "fascinating" with "engaging" and "certainly" with "remarkably", focusing on the ability to hold attention.
truly remarkable
Changes "fascinating" to "remarkable" and "certainly" to "truly", shifting focus to the extraordinary nature of the subject.
assuredly absorbing
Changes "fascinating" to "absorbing" and "certainly" to "assuredly", emphasizing the immersive quality.
indeed compelling
Replaces "fascinating" with "compelling" and "certainly" with "indeed", highlighting the forcefulness of the interest.
without a doubt, interesting
Replaces "fascinating" with "interesting" and "certainly" with "without a doubt", emphasizing certainty and intrigue.
FAQs
How can I use "certainly fascinating" in a sentence?
Use "certainly fascinating" to express that something is both undoubtedly true and highly interesting. For instance, "The historical implications of this discovery are "certainly fascinating"".
What are some alternatives to "certainly fascinating"?
You can use alternatives like "truly captivating", "undeniably intriguing", or "genuinely interesting" depending on the context and desired emphasis.
Is it better to use "certainly fascinating" or "very interesting"?
"Certainly fascinating" implies a stronger and more assured level of interest than "very interesting". Use "certainly fascinating" when you want to emphasize both the certainty and the captivating nature of the subject.
What's the difference between "certainly fascinating" and "absolutely fascinating"?
"Absolutely fascinating" puts a greater emphasis on the degree of captivation. "Certainly fascinating" balances the assuredness with the captivating aspect. Therefore, "absolutely fascinating" conveys a higher intensity of interest.
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
87%
Authority and reliability
4.5/5
Expert rating
Real-world application tested