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Justyna Jupowicz-Kozak quote

Justyna Jupowicz-Kozak

CEO of Professional Science Editing for Scientists @ prosciediting.com

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was convinced that

Grammar usage guide and real-world examples

USAGE SUMMARY

"was convinced that" is a correct and usable phrase in written English.
It is usually used to indicate that a person believed something to be true with a strong degree of certainty. For example, "She was convinced that the speaker was delivering a powerful message."

✓ Grammatically correct

News & Media

Science

Human-verified examples from authoritative sources

Exact Expressions

52 human-written examples

"I was convinced that day," González says.

Science & Research

Science Magazine

He was convinced that OK was American.

News & Media

The Economist

"Everyone was convinced that one existed.

News & Media

The New York Times

Paul was convinced that they were.

News & Media

The New York Times

He was convinced that Diana was murdered.

News & Media

The Guardian

He was convinced that they weren't locals.

News & Media

The New Yorker
Show more...

Human-verified similar examples from authoritative sources

Similar Expressions

8 human-written examples

I'm convinced that will happen soon.

Mr. Mathebula is convinced that will change.

News & Media

The New York Times

There are analysts who are convinced that was the case.

News & Media

The New York Times

"But I'm convinced that's not true.

Not all experts are convinced that will be enough, however.

Show more...

Expert writing Tips

Best practice

Use "was convinced that" to clearly express a strong belief held by someone in the past. This phrasing adds emphasis and decisiveness to the statement.

Common error

Avoid repetitive use of "was convinced that" in a single passage. Vary your language with synonyms like "believed", "felt certain", or "assumed" to maintain reader engagement.

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

Antonio Rotolo, PhD

Digital Humanist | Computational Linguist | CEO @Ludwig.guru

Source & Trust

89%

Authority and reliability

4.5/5

Expert rating

Real-world application tested

Linguistic Context

The phrase "was convinced that" functions as a declarative statement, indicating a past belief held with a high degree of certainty. As Ludwig AI confirms, this phrase is grammatically correct and widely used. Examples show its use across diverse contexts.

Expression frequency: Very common

Frequent in

News & Media

89%

Science

7%

Formal & Business

1%

Less common in

Encyclopedias

0%

Wiki

1%

Social Media

1%

Ludwig's WRAP-UP

The phrase "was convinced that" is a common and grammatically correct way to express a strong belief held in the past. As Ludwig AI indicates, this expression is widely used across various contexts, particularly in News & Media. While alternatives like "was certain that" or "was sure that" exist, "was convinced that" provides a specific emphasis on the firmness of the belief. When using this phrase, avoid overuse in close proximity and ensure it accurately reflects a state of strong past conviction.

FAQs

How can I use "was convinced that" in a sentence?

Use "was convinced that" to express a past belief held with strong certainty. For example: "She "was convinced that" she had locked the door."

What are some alternatives to saying "was convinced that"?

You can use alternatives such as "was certain that", "was sure that", or "believed without a doubt that" depending on the context.

Is "was convinced that" formal or informal?

"Was convinced that" is suitable for both formal and informal contexts. Its versatility allows it to be used in news articles, academic papers, and casual conversation.

What's the difference between "was convinced that" and "was persuaded that"?

"Was convinced that" implies a personal belief, while "was persuaded that" suggests that the belief was formed due to external influence or evidence.

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Source & Trust

89%

Authority and reliability

4.5/5

Expert rating

Real-world application tested

Most frequent sentences: