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
which already exists
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "which already exists" is correct and usable in written English.
It can be used to refer to something that is currently present or available, often in discussions about ideas, products, or concepts. Example: "We should build upon the framework which already exists to enhance our project."
✓ Grammatically correct
News & Media
Science
Formal & Business
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
48 human-written examples
Making councils bear all the burden will increase the postcode lottery which already exists.
News & Media
The programme is delivered at no cost to the local authority, by aligning activity and funding which already exists.
News & Media
This will formalise an arrangement which already exists, whereby the NHS sometimes rents facilities in private hospitals to perform operations.
News & Media
A peace deal, backed by an amnesty (which already exists), might entice his estimated 300 remaining fighters out of the bush.
News & Media
He dreams of a robust new European institution (building on OCCAR, a low-key arms-buying agency which already exists) to manage arms procurement and research.
News & Media
Addressing the problem of climate change requires reducing emissions of carbon dioxide from fossil fuels, which in turn involves choices in technology, some of which already exists and much of which needs to be developed.
News & Media
Human-verified similar examples from authoritative sources
Similar Expressions
12 human-written examples
In addition to the existing eleven rights (which already existed in Health Care Low), eight new rights were incorporated in the Law on Patient Rights.
Science
Refugees were integrated into existing villages and health services, some of which already existed and others which were newly created and are available to all.
Science
It can mean buying up assets which already exist.
News & Media
"The problem is the reorganization of things which already exist".
News & Media
Similar caps, which already exist at La Guardia, will also go into effect at Newark Liberty.
News & Media
Expert writing Tips
Best practice
When using "which already exists", ensure the context clearly defines what "exists" refers to. Clarity prevents ambiguity and strengthens your writing.
Common error
Avoid using "which already exists" when "that already exists" is more appropriate. "That" is typically used for restrictive clauses (essential to the sentence's meaning), while "which" is used for non-restrictive clauses (adds extra information).
Source & Trust
83%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "which already exists" functions as a relative clause, providing additional information about a noun or noun phrase. It modifies the preceding noun by specifying its state of existence, as confirmed by Ludwig.
Frequent in
News & Media
42%
Science
40%
Formal & Business
8%
Less common in
Wiki
6%
Encyclopedias
2%
Reference
2%
Ludwig's WRAP-UP
The phrase "which already exists" is a commonly used relative clause that provides additional information about a pre-existing element, as Ludwig AI confirms. It serves to clarify that something is not new but rather is part of an existing context. With a neutral register, the phrase is suitable across various writing styles from news and media to scientific papers and formal business communication. To ensure clarity, the context should precisely define what "exists". While grammatically correct, consider using "that already exists" for restrictive clauses to maintain conciseness. Overall, understanding its function helps improve your writing by setting the stage for further ideas or changes.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
that is already in place
Focuses on the established status or arrangement.
that is currently available
Emphasizes present accessibility and usability.
that is presently existing
Stresses the current state of being.
that has been established
Highlights the process of being created or set up previously.
that is previously available
Highlights past availability.
that is on the market
Suggests a product or service that can be bought.
that is out there
Emphasizes wider access of a particular thing.
that is up and running
Suggests operational readiness and active use.
that is in effect
Pertains to laws, regulations or procedures already in operation.
that is recognized
Suggests that something has been given an official acknowledgment
FAQs
How can I use "which already exists" in a sentence?
You can use "which already exists" to refer to something that is currently present or available. For example: "We should leverage the infrastructure "that is already in place"."
What are some alternatives to "which already exists"?
Alternatives include phrases like "that is currently available", "that is presently existing", or "that has been established", depending on the specific nuance you want to convey.
Is it better to use "which already exists" or "that already exists"?
While both are acceptable, "that already exists" is often preferred in restrictive clauses because it is more concise. "Which already exists" is suitable for non-restrictive clauses where the information is additional but not essential.
Can "which already exists" be used in formal writing?
Yes, "which already exists" is suitable for formal writing, especially when providing additional, non-essential information. However, ensure that the sentence structure remains clear and concise; avoid unnecessary complexity.
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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
83%
Authority and reliability
4.5/5
Expert rating
Real-world application tested