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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
CEO of Professional Science Editing for Scientists @ prosciediting.com
this
Grammar usage guide and real-world examplesUSAGE SUMMARY
The word "this" is correct and can be used in written English.
You can use it as a pronoun to refer to a specific item or action previously mentioned, such as in the sentence: "I left my lunch in this room."
✓ Grammatically correct
News & Media
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
60 human-written examples
This is wrong".
News & Media
But is this right?
News & Media
This is probably true.
News & Media
There is a reason for this.
News & Media
It wasn't always like this, of course.
News & Media
This list is far from exhaustive.
News & Media
As an environmentalist, and someone who believes that everyone in this world has a right to a healthy and nutritious diet of their choosing, I could not have chosen a more counter-productive path.
News & Media
What explains this?
News & Media
This was a mistake.
News & Media
This is hardly surprising.
News & Media
How to explain this?
News & Media
Expert writing Tips
Best practice
Use "this" to clearly indicate the specific item or idea you are referencing to avoid ambiguity.
Common error
Avoid starting multiple consecutive sentences with "this" as it can make your writing repetitive. Vary your sentence structure and use synonyms or rephrase to maintain reader engagement.
Source & Trust
94%
Authority and reliability
4.8/5
Expert rating
Real-world application tested
Linguistic Context
"This" primarily functions as a determiner or pronoun, specifying a particular item, idea, or situation within the context. Ludwig AI indicates that "this" is generally correct for use in written English, aligning with its role in specifying nouns or serving as a standalone pronoun.
Frequent in
News & Media
100%
Less common in
Science
0%
Formal & Business
0%
Encyclopedias
0%
Ludwig's WRAP-UP
In summary, "this" is a versatile word used to specify or indicate something particular, whether physically present or conceptually close. Ludwig AI confirms its correctness in written English. It functions mainly as a determiner or pronoun with a neutral register, making it suitable for various contexts. While very common, clarity is key; avoid overuse without a clear reference to prevent ambiguity. By considering alternatives like "that" or "the aforementioned" in certain contexts, you can enhance the precision and flow of your writing.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
that
Indicates something at a distance or already mentioned.
this one
Emphasizes a specific item from a group of similar items.
the aforementioned
Formally refers to something previously mentioned.
the current
Refers to the present situation or time.
the indicated
Points to something that has been specified or shown.
this very
Adds emphasis to the specific item or time.
the following
Introduces something that will be mentioned next.
the present
Refers to something existing or happening now.
this particular
Highlights a specific item as distinct from others.
such
Refers to something of the kind previously mentioned.
FAQs
How can I use "this" in a sentence?
"This" can be used as a determiner (e.g., "This book is interesting"), a pronoun (e.g., "This is my favorite"), or an adverb (e.g., "I need this much time").
What's the difference between "this" and "that"?
"This" refers to something nearby or present, while "that" refers to something further away or previously mentioned.
What can I say instead of "this" to sound more formal?
In formal contexts, consider using phrases like "the aforementioned", "the current", or "the indicated".
Is it ever incorrect to use "this"?
It's generally correct, but overuse or vague references can make your writing unclear. Ensure "this" has a clear and specific referent.
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Table of contents
Usage summary
Human-verified examples
Expert writing tips
Linguistic context
Ludwig's wrap-up
Alternative expressions
FAQs
Source & Trust
94%
Authority and reliability
4.8/5
Expert rating
Real-world application tested