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
this is not viable
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "this is not viable" is correct and usable in written English.
You can use it to indicate that a particular option, plan, or idea is not feasible or practical in a given context. Example: "After reviewing the proposal, I have to conclude that this is not viable for our budget constraints."
✓ Grammatically correct
Science
News & Media
Wiki
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
7 human-written examples
I think Atos have reached a point where this is not viable for them.
News & Media
However, the union says this is not viable in the long term as the benefits of an integrated plant - finishing costs are dramatically reduced - are not realised.
News & Media
This is not viable when there is intense traffic in the network, because rescheduling problems may happen if the predicted acquisition time of a packet expires, which generates a fatal error causing the simulation to crash.
Although humans may have internalized the effects of gravitational acceleration, which remains constant across conditions [13] [15], this is not viable for spin-induced acceleration that varies from situation to situation.
Science
Randomization was performed with a computer based program at the beginning of the trial and no blocks were used since this is not viable in our study design.
If this is not viable, consider shifting tasks around to those most capable and keeping lesser skilled staff doing tasks they are efficient at doing.
Wiki
Human-verified similar examples from authoritative sources
Similar Expressions
53 human-written examples
EA, however, insists this isn't viable.
News & Media
Like thousands of working mothers, I keep a grab-and-go travel kit and I was shocked this was not viable any more".
News & Media
This was not viable in WiNoC simulations, due to the use of an application (TrafficTrace) that schedules packet transmissions by reading trace files.
We had considered a separate analysis for subjects with a family history of prostate cancer per se but because of the small numbers in this subset this was not viable.
Science
"They made the decision that this wasn't viable".
News & Media
Expert writing Tips
Best practice
When using "this is not viable", clearly state the reasons why the subject is not feasible. Providing context helps the audience understand the limitations and potential alternatives.
Common error
Avoid using "this is not viable" without providing specific reasons. Vague statements can lead to confusion and weaken your argument. Instead, explain why the approach is not feasible, such as "this is not viable due to budget constraints" or "this is not viable given the current technology."
Source & Trust
88%
Authority and reliability
4.6/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "this is not viable" functions as a declarative statement expressing that a particular option, plan, or idea is not feasible or practical. As Ludwig AI confirms, it's correctly and widely used to indicate that something is unlikely to succeed or be sustained. Examples show its use in diverse contexts, from business to science.
Frequent in
Science
40%
News & Media
40%
Wiki
20%
Less common in
Formal & Business
0%
Encyclopedias
0%
Reference
0%
Ludwig's WRAP-UP
The phrase "this is not viable" is a common expression used to denote the infeasibility or impracticality of a plan, idea, or option. Ludwig AI confirms its correctness and usability across various contexts. Predominantly found in scientific and news media sources, its purpose is to communicate a negative assessment, prompting reconsideration or alternative solutions. To enhance clarity, it's best practice to accompany this statement with specific reasons explaining the lack of feasibility, steering clear of vague declarations. Alternatives like "this is not feasible" or "this is not practical" can be used to convey similar meanings, each carrying subtle nuances.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
this is not feasible
Replaces "viable" with "feasible", emphasizing the impossibility of being done or carried out successfully.
this is not practical
Substitutes "viable" with "practical", focusing on the lack of suitability or effectiveness in real-world situations.
this is not workable
Uses "workable" instead of "viable", highlighting the inability of a plan or method to function effectively.
this is not sustainable
Replaces "viable" with "sustainable", indicating that the approach cannot be maintained over a long period.
this is not realistic
Substitutes "viable" with "realistic", focusing on the disconnect between the plan and actual possibilities.
this is not achievable
Uses "achievable" in place of "viable", highlighting the impossibility of attaining the desired outcome.
this is not attainable
Replaces "viable" with "attainable", stressing that the goal or outcome is beyond reach.
this is not reasonable
Substitutes "viable" with "reasonable", highlighting the absence of sound judgment or logic.
this is not realistic
Uses "realistic" instead of "viable", focusing on whether something can be achieved given the circumstances.
this is not possible
Replaces "viable" with "possible", stressing that something cannot occur or be done.
FAQs
What does "this is not viable" mean?
The phrase "this is not viable" means that something is not feasible, practical, or capable of succeeding. It suggests that a plan, method, or option is unlikely to work effectively or be sustained.
What can I say instead of "this is not viable"?
You can use alternatives like "this is not feasible", "this is not practical", or "this is not sustainable" depending on the context.
How can I use "this is not viable" in a sentence?
You can use "this is not viable" to express that a particular approach or plan is not workable. For example, "Implementing the new system is not viable without additional funding", or "Continuing with the current strategy is not viable in the long term".
Is "viable" the same as "feasible"?
While "viable" and "feasible" are similar, "viable" often implies the capacity to survive or succeed, whereas "feasible" emphasizes the possibility of being done or carried out. So, while alternatives such as "this is not feasible" can generally substitute "this is not viable", it is relevant to consider this subtle difference.
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
88%
Authority and reliability
4.6/5
Expert rating
Real-world application tested