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 it exists not
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "which it exists not" is not correct in standard written English.
It is an incorrect construction and does not convey a clear meaning. An example of a corrected version could be: "The concept which does not exist."
⚠ May contain grammatical issues
Wiki
Science
News & Media
Alternative expressions(2)
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
1 human-written examples
Note that each property is taxed according to the county in which it exists, not in which you reside primarily.
Wiki
Human-verified similar examples from authoritative sources
Similar Expressions
59 human-written examples
According to modal dimensionalism, just as a temporally or spatially persisting object is (arguably) not part of the temporal or spatial points or regions at which it exists, a modally persisting object is not part of the possible worlds at which it exists.
Science
Less than three decades after many discussions took place, both the "original" source and the technological platform on which it existed are not only impossible to find, but literally non-existent.
News & Media
It is an invitation not to anger and hurt, but to move into a world which exists not in black and white, but in shades of grey.
News & Media
"The Jinx" is a model of post-facto filmmaking, which exists not to be seen but to be discussed.
News & Media
Buber's form of existentialism emphasized the I-You relationship, which exists not only between human beings but (out of that) between human beings and God.
Science
Inflammation is a fundamental feature during the development of hepatocellular carcinoma, which exists not only within the tumor tissue but also in tissues surrounding the tumor.
Science
If the possible were not rendered necessary by its cause, but given the cause and its relationship to it were still possible, it would be continuously in a state in which it could exist and not exist.
Science
Its substance, what it is to be that thing, that without which it does not exist, is its essence.
Science
In the phase maps, there is a difference in stripe intervals between the cases in which the lunar ionosphere exists (Profile 0, 1, 2) and the cases in which it does not exist (Profile 3).
Science
He states, for example, that 'the existence of an obligation arising from the making of a promise is so axiomatic that no moral universe can be imagined in which it would not exist' (FE 77; also KT 42).
Science
Expert writing Tips
Best practice
Avoid using the phrase "which it exists not" in formal writing. Opt for clearer and more grammatically correct alternatives like "which does not exist" or "that does not exist".
Common error
The common mistake is to invert the standard word order. Remember that in relative clauses, the verb typically follows the subject. Instead of "which it exists not", use "which does not exist".
Source & Trust
82%
Authority and reliability
1.8/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "which it exists not" functions as a relative clause, intended to modify a noun by indicating its non-existence. However, due to its non-standard structure, it fails to effectively convey its intended meaning. As Ludwig AI points out, the phrase is not correct.
Frequent in
Science
34%
News & Media
33%
Wiki
33%
Less common in
Formal & Business
0%
Encyclopedias
0%
Reference
0%
Ludwig's WRAP-UP
In summary, the phrase "which it exists not" is a grammatically incorrect and uncommon construction. Ludwig AI confirms its incorrectness, recommending alternatives such as "which does not exist" or "that does not exist". While examples can be found across various source types like Science, News & Media and Wiki, its ungrammatical nature makes it unsuitable for formal writing. It's best to avoid this phrase and opt for clearer, more standard English alternatives to effectively convey the intended meaning.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
that does not exist
Replaces the relative pronoun "which" with "that" and uses a more standard verb construction.
that is nonexistent
Uses a single adjective to convey the state of not existing.
that fails to exist
Emphasizes the failure or inability to exist.
that lacks existence
Highlights the lack of the state of existing.
that has no existence
Highlights the lack of any form of being or reality.
which has no being
Emphasizes the lack of essence or fundamental nature.
that does not come into being
Focuses on the absence of creation or origination, adding a temporal dimension.
which never occurs
Shifts the focus to the absence of an event or happening.
which is absent
Uses a simpler adjective to denote absence.
that is not present
Highlights the absence of something from a particular context or location.
FAQs
What is a more grammatically sound alternative to "which it exists not"?
A more grammatically sound alternative is "which does not exist" or "that does not exist". These options follow standard English sentence structure.
Is "which it exists not" ever considered correct in English?
No, "which it exists not" is generally considered grammatically incorrect in modern English. It's advisable to use alternatives like "which does not exist".
How can I rephrase "which it exists not" to sound more natural?
To sound more natural, rephrase it as "that does not exist" or "which is nonexistent". These options are clearer and more commonly used.
What's the difference between "which it exists not" and "which does not exist"?
"Which it exists not" is a non-standard, grammatically awkward construction. "Which does not exist" is the correct and widely accepted way to express the same idea.
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.
Table of contents
Usage summary
Human-verified examples
Expert writing tips
Linguistic context
Ludwig's wrap-up
Alternative expressions
FAQs
Source & Trust
82%
Authority and reliability
1.8/5
Expert rating
Real-world application tested