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
that is viable
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "that is viable" is correct and usable in written English.
You can use it to indicate that something is feasible, practical, or capable of working successfully. Example: "After reviewing the proposal, I can confirm that the plan we discussed is viable and worth pursuing."
✓ Grammatically correct
News & Media
Science
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
35 human-written examples
A sensible agreement that deals with our debt, that is viable, that works".
News & Media
"Every time we have had a change, there is a portion that is viable and helpful," she said.
News & Media
"It's clear investors want to see something bold, something dramatic and something that is viable," said Quincy Krosby, chief investment strategist at The Hartford.
News & Media
Mr. Gore is looking at the practical reality of the world and saying, 'Let's take a step that is viable.' " The practical reality of the world is just the thing that Mr. Bradley seems so adept at skirting.
News & Media
They raise the question of whether there is any kind of peace plan, at this point, that is viable, at least in the minds of the actors in the conflict.
News & Media
He stressed the Palestinians needed an independent state that is "viable and contiguous", meaning the territory should not be broken up by Israeli settlements and sending a signal that the US expects Israel to withdrawal from the West Bank as part of a deal.
News & Media
Human-verified similar examples from authoritative sources
Similar Expressions
24 human-written examples
The Palestinians, he said, would get a state that was "viable in size and contiguity".
News & Media
What everyone wants to see is something that's viable for the long term".
News & Media
If he wishes to pursue alternative options that are viable, he could put his ministerial appointments where his mouth is.
News & Media
"Areas that were viable before the financial crisis are no longer viable".
News & Media
He added: "We have got to have a system that's viable.
News & Media
Expert writing Tips
Best practice
When discussing the potential success of a project, use "that is viable" to convey that it has a reasonable chance of succeeding based on current conditions and resources.
Common error
Avoid using "that is viable" to describe something without providing supporting evidence or a clear rationale. Ensure your assessment is grounded in realistic considerations, not just wishful thinking.
Source & Trust
84%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "that is viable" functions as an adjective phrase modifying a noun, indicating whether something has the capacity to develop, function, or survive adequately. Ludwig AI confirms its grammatical correctness and widespread use.
Frequent in
News & Media
40%
Science
35%
Formal & Business
15%
Less common in
Encyclopedias
3%
Reference
3%
Social Media
4%
Ludwig's WRAP-UP
In summary, "that is viable" is a frequently used and grammatically correct adjective phrase that assesses the feasibility and practicality of a plan, idea, or solution. As Ludwig AI confirms, its use spans various contexts, from News & Media to Science. While it is most common in neutral settings, it is suitable for formal and professional environments as well. When using this phrase, ensure that your assessment is supported by evidence to maintain credibility. Alternatives such as "that is feasible", "that is workable", and "that is practical" offer similar meanings, but may carry slightly different nuances.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
that is feasible
Replaces 'viable' with 'feasible', emphasizing the possibility of being done easily or conveniently.
that is practical
Substitutes 'viable' with 'practical', highlighting the usefulness and suitability for a specific purpose.
that is workable
Replaces 'viable' with 'workable', focusing on the ability to function or be used successfully.
that is achievable
Substitutes 'viable' with 'achievable', stressing the possibility of reaching a desired outcome or goal.
that is realistic
Replaces 'viable' with 'realistic', indicating the likelihood of occurring or being true.
that is sustainable
Replaces 'viable' with 'sustainable', highlighting the ability to be maintained at a certain rate or level.
that is attainable
Substitutes 'viable' with 'attainable', suggesting something that can be obtained or reached through effort.
that is plausible
Replaces 'viable' with 'plausible', emphasizing the credibility or believability of something.
that is implementable
Substitutes 'viable' with 'implementable', focusing on the ability to be put into effect or practice.
that is reasonable
Replaces 'viable' with 'reasonable', highlighting fairness and good judgment in the context.
FAQs
How can I use "that is viable" in a sentence?
Use "that is viable" to describe a plan, idea, or system that is capable of working successfully. For instance, "The proposed solution is viable if we secure additional funding".
What are some alternatives to "that is viable"?
You can use alternatives like "that is feasible", "that is workable", or "that is practical" depending on the specific nuance you want to convey.
When is it appropriate to use "that is viable" in formal writing?
It's appropriate in professional or academic contexts when assessing the feasibility or sustainability of a project, strategy, or solution. Make sure your assessment is backed by credible information to ensure its perceived validity.
What's the difference between "that is viable" and "that is sustainable"?
"That is viable" suggests something has the capacity to succeed in the short-term, while "that is sustainable" implies it can be maintained or continued over the long-term. A project can be viable now but not necessarily sustainable.
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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
84%
Authority and reliability
4.5/5
Expert rating
Real-world application tested