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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 quote

Justyna Jupowicz-Kozak

CEO of Professional Science Editing for Scientists @ prosciediting.com

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realise that

Grammar usage guide and real-world examples

USAGE SUMMARY

The phrase "realise that" is correct and usable in written English.
It can be used when you want to express the moment of understanding or becoming aware of something. Example: "After much contemplation, I finally realise that I need to change my approach to the project."

✓ Grammatically correct

News & Media

Wiki

Science

Human-verified examples from authoritative sources

Exact Expressions

60 human-written examples

Why did nobody realise that looks stupid?

News & Media

Independent

Realise that expression is attractive.

I didn't realise that.

News & Media

Independent

I'm sure people realise that.

News & Media

Independent

But companies may not realise that.

News & Media

The Economist

"Football is starting to realise that.

News & Media

Independent

Once you realise that, everything  is possible".

News & Media

Independent

People would perhaps not realise that".

News & Media

Independent

People don't realise that.

So you realise that.

News & Media

The Guardian

People don't always realise that.

Show more...

Expert writing Tips

Best practice

Consider using synonyms like "understand that" or "recognize that" to vary your language and avoid repetition.

Common error

Avoid embedding "realise that" too deeply within complex sentences, as this can make the sentence difficult to parse. Instead, break down the sentence or rephrase for clarity.

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

Antonio Rotolo, PhD

Digital Humanist | Computational Linguist | CEO @Ludwig.guru

Source & Trust

84%

Authority and reliability

4.5/5

Expert rating

Real-world application tested

Linguistic Context

The phrase "realise that" functions as a cognitive verb phrase introducing a clause expressing understanding, awareness, or acknowledgment. As confirmed by Ludwig AI, this construction is commonly used to convey a speaker's or writer's comprehension of a fact or situation.

Expression frequency: Very common

Frequent in

News & Media

45%

Wiki

20%

Science

15%

Less common in

Formal & Business

10%

Academia

5%

Social Media

5%

Ludwig's WRAP-UP

In summary, "realise that" is a versatile and frequently used phrase that signals understanding or awareness. As Ludwig AI confirms, it is grammatically correct and appears across a wide range of contexts, primarily in news media, wikis, and scientific publications. While "realise" is the British English spelling, "realize" is the American English equivalent. For alternative expressions, consider using "understand that", "recognize that", or "become aware that" to add variety to your writing. When using "realise that", ensure that the sentence structure remains clear and that the phrase logically introduces the statement of understanding.

FAQs

How can I use "realise that" in a sentence?

You can use "realise that" to introduce a statement of understanding or acknowledgement. For example, "I "realise that" this is a difficult decision."

What can I say instead of "realise that"?

You can use alternatives like "understand that", "recognize that", or "become aware that" depending on the context.

Which is correct, "realise that" or "realize that"?

"Realise that" is the British English spelling, while "realize that" is the American English spelling. Both are correct, but the choice depends on your audience and the style guide you are following.

What's the difference between "realise that" and "think that"?

"Realise that" implies a moment of understanding or awareness, whereas "think that" suggests an opinion or belief. "I "realise that" I need to study more" indicates an understanding of a necessity, while "I think that I need to study more" suggests an opinion or possibility.

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Source & Trust

84%

Authority and reliability

4.5/5

Expert rating

Real-world application tested

Most frequent sentences: