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
it is not viable
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "it is not viable" is correct and usable in written English.
You can use it when discussing the feasibility or practicality of a plan, idea, or project. Example: "After careful consideration, we concluded that it is not viable to proceed with the current proposal due to budget constraints."
✓ Grammatically correct
News & Media
Science
Formal & Business
Alternative expressions(18)
it is not feasible
it is not practical
it is not workable
it is not possible
it is not profitable
it is impossible
it is not reliable
it is not usable
it is not enforceable
it is not suitable
it is not credible
it cannot be done
it is not applicable
it is not effective
it is out of the question
it is not desirable
it cannot be maintained
it is indefensible
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
28 human-written examples
However, the developer submitted a "viability report" claiming that "it is not viable to provide on-site affordable housing and that the offer of £8.5m as a payment in lieu of affordable housing is the maximum reasonable amount the scheme can viably afford".
News & Media
There the company's two directors say it "is not viable on its own merit" and lacks "adequate capital resources to pay this debt".
News & Media
However, due to its large band gap energy (3.2 eV) it is not viable to use sunlight as an energy source for the photocatalysis activation, and so, ultraviolet (UV) radiation below the wavelength of 380 nm is required.
Science
"Economically, it is not viable," DuPuy said of the franchise.
News & Media
The study reveals that it is not viable to fabricate perfect free-standing a-C cantilever structure by isotropic wet etching.
In the vast majority of cases, it is not viable to study the entire population because the empirical work necessary is expensive and involves much time and resources.
Human-verified similar examples from authoritative sources
Similar Expressions
32 human-written examples
Things are changing, but that doesn't mean it isn't viable anymore".
News & Media
Probably Bregman's weakest argument is for open borders – not because it isn't viable long term, but because he doesn't really examine the drawbacks.
News & Media
If ditching it isn't viable or feels unsafe, take a deep breath and make a sacred deal with yourself not to touch it.
News & Media
It isn't viable to ask a woman to step back into old roles that required subjugation.
News & Media
It's not viable".
News & Media
Expert writing Tips
Best practice
When using "it is not viable", ensure you provide a clear explanation of why something is not feasible. This adds credibility to your statement and helps the audience understand the limitations.
Common error
Avoid stating that "it is not viable" without providing specific reasons. Vague justifications weaken your argument. Instead, offer concrete details about the challenges or limitations that make the option unfeasible.
Source & Trust
86%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "it is not viable" functions as an adjective phrase, typically used to describe a plan, business model, or idea that is deemed impractical or unachievable. As Ludwig AI points out, this phrase is grammatically correct and commonly used.
Frequent in
News & Media
40%
Science
30%
Formal & Business
15%
Less common in
Wiki
5%
Encyclopedias
0%
Reference
0%
Ludwig's WRAP-UP
The phrase "it is not viable" is a common and grammatically correct way to express that something is not practical or feasible. As confirmed by Ludwig AI, its frequent use across diverse sources such as news media, scientific publications, and business reports underscores its broad applicability. When using this phrase, it's crucial to provide specific reasons to support the assessment, ensuring clarity and credibility. Alternatives like "it is not feasible" or "it is not practical" can be used to convey similar meanings, depending on the specific context.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
it is not feasible
Replaces 'viable' with 'feasible', emphasizing the practicality of an option.
it is not practical
Substitutes 'viable' with 'practical', focusing on whether something can be realistically implemented.
it is not workable
Replaces 'viable' with 'workable', highlighting whether something can function effectively.
it is not sustainable
Changes 'viable' to 'sustainable', focusing on the long-term maintenance or support of something.
it is not achievable
Replaces 'viable' with 'achievable', emphasizing whether something can be successfully accomplished.
it is not realistic
Substitutes 'viable' with 'realistic', highlighting the grounded and pragmatic nature of an option.
it is not attainable
Changes 'viable' to 'attainable', emphasizing whether something can be reached or obtained.
it is not possible
Replaces 'viable' with 'possible', highlighting whether something can occur or be done.
it is not profitable
Substitutes 'viable' with 'profitable', focusing on the financial gains of a venture.
it is not cost-effective
Changes 'viable' to 'cost-effective', emphasizing the financial efficiency of an option.
FAQs
What does "it is not viable" mean?
The phrase "it is not viable" means something is not practical, feasible, or likely to succeed. It suggests that a plan, idea, or project has significant limitations or challenges that make it unworkable.
How can I use "it is not viable" in a sentence?
You can use "it is not viable" when discussing the feasibility of a plan, idea, or project. For example: "After careful consideration, we concluded that it is not viable to proceed with the current proposal due to budget constraints."
What can I say instead of "it is not viable"?
You can use alternatives like "it is not feasible", "it is not practical", or "it is not workable" depending on the context.
What's the difference between "it is not viable" and "it is not sustainable"?
"It is not viable" indicates something is not currently feasible or practical, while "it is not sustainable" suggests that something cannot be maintained or supported in the long term. Viability focuses on present feasibility, while sustainability focuses on long-term endurance.
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
86%
Authority and reliability
4.5/5
Expert rating
Real-world application tested