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 quote

Justyna Jupowicz-Kozak

CEO of Professional Science Editing for Scientists @ prosciediting.com

MitStanfordHarvardAustralian Nationa UniversityNanyangOxford

was sure about

Grammar usage guide and real-world examples

USAGE SUMMARY

The phrase "was sure about" is correct and usable in written English.
You can use it when expressing confidence or certainty regarding a particular subject or situation. Example: "She was sure about her decision to move to a new city for a job opportunity."

✓ Grammatically correct

News & Media

Academia

Human-verified examples from authoritative sources

Exact Expressions

50 human-written examples

"The Barcelona results have shown it was the right decision," he said, "something I was sure about right from the beginning".

Nobody was sure about Fleury.

But he was sure about one thing.

News & Media

The New Yorker

"Jessie was sure about certain things," Ms. Siler said.

News & Media

The New York Times

"But Bud was sure about one thing," Levin said.

"It was never really something I was sure about until I understood Rudy Guede".

News & Media

The New York Times
Show more...

Human-verified similar examples from authoritative sources

Similar Expressions

10 human-written examples

He is sure about that.

News & Media

The New Yorker

I'm sure about that.

News & Media

Independent

We're sure about it.

One cannot be sure about Brecht.

News & Media

The New Yorker

But this we can be sure about.

Show more...

Expert writing Tips

Best practice

Ensure that the context provides sufficient information about what the subject "was sure about". Clarity is key to effective communication.

Common error

Avoid using "was sure about" without clearly stating what the certainty pertains to. Vague references can confuse the reader. Always ensure the object of certainty is explicit. For instance, instead of saying "He was sure about it", specify "He was sure about his decision to resign".

Antonio Rotolo, PhD - Digital Humanist | Computational Linguist | CEO @Ludwig.guru

Antonio Rotolo, PhD

Digital Humanist | Computational Linguist | CEO @Ludwig.guru

Source & Trust

88%

Authority and reliability

4.5/5

Expert rating

Real-world application tested

Linguistic Context

The phrase "was sure about" functions as a linking verb phrase followed by a preposition, expressing a state of certainty or conviction in the past. As shown by Ludwig, it is used to indicate confidence regarding a particular subject or situation.

Expression frequency: Very common

Frequent in

News & Media

64%

Academia

15%

Formal & Business

9%

Less common in

Science

6%

Reference

3%

Encyclopedias

3%

Ludwig's WRAP-UP

In summary, the phrase "was sure about" effectively conveys past certainty or confidence. As Ludwig AI verifies, the phrase is grammatically sound and highly versatile. It appears most frequently in news and media, alongside academic and formal business contexts. For expressing similar ideas, consider alternatives like "was certain of" or "had no doubt about". When using "was sure about", ensure clarity by explicitly stating what the certainty pertains to. The linguistic analysis confirms its function as a verb phrase expressing a past state of conviction, suitable for a neutral register.

FAQs

How can I use "was sure about" in a sentence?

You can use "was sure about" to express a past feeling of certainty or confidence regarding something. For example: "She was sure about her answer during the exam" or "He was sure about the path he wanted to take in life".

What can I say instead of "was sure about"?

You can use alternatives like "was certain of", "was convinced of", or "had no doubt about" depending on the specific context and nuance you want to convey.

Is it better to say "was sure about" or "was certain about"?

Both "was sure about" and "was certain about" are grammatically correct and convey a strong belief. The choice between them often depends on personal preference or the desired tone. "Certain" might suggest a slightly stronger degree of conviction.

What's the difference between "was sure about" and "felt confident about"?

"Was sure about" implies a firm conviction based on evidence or reasoning, while "felt confident about" suggests a feeling of self-assurance or belief in one's abilities. The former is more about the certainty of something being true, the latter about one's capability.

ChatGPT power + Grammarly precisionChatGPT power + Grammarly precision
ChatGPT + Grammarly

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.

Source & Trust

88%

Authority and reliability

4.5/5

Expert rating

Real-world application tested

Most frequent sentences: