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
cannot be realised
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "cannot be realised" is correct and usable in written English.
It can be used to express that something is not achievable or cannot be made real or actualized. Example: "Due to budget constraints, the proposed project cannot be realised this fiscal year."
✓ Grammatically correct
News & Media
Science
Formal & Business
Alternative expressions(20)
cannot be achieved
cannot be accomplished
is not feasible
cannot be attained
cannot be materialized
cannot be implemented
cannot be fulfilled
is not viable
cannot be recognised
cannot be revealed
cannot be ascertained
cannot be released
cannot be acknowledged
cannot be recognized
cannot be discovered
cannot be illustrated
cannot be understood
cannot be compromised
cannot be reached
cannot be assumed
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
33 human-written examples
Without Turkish movement on Nabucco, however, this cannot be realised.
News & Media
This cannot be realised without legislation, he says.
News & Media
Do not make pledges that raise expectations and which cannot be realised.
News & Media
In particular, existing design is based on very simple boundary condition assumptions that cannot be realised in practice.
Science
With the progress of functional ILs, some functions were also added to PILs which cannot be realised with ordinary charged polymers.
Science
Furthermore, it has been observed that such a transmission gate action cannot be realised by folding the conventional NMOS and PMOS transistors.
Human-verified similar examples from authoritative sources
Similar Expressions
27 human-written examples
The love between Tristan and Isolde is so intense it cannot possibly be realised in the real world; their only option is to die together.
News & Media
Stable, cheap and climate-friendly energy supplies are meant to be three sides of a policy "triangle", but they cannot all be realised at the same time, at least in the short run.
News & Media
After our 12-year journey to join the Olympic Games program, and the opportunity of a 'second chance' after the heart-break of missing out in our first 2020 bid in Buenos Aires two years ago, I am utterly devastated on behalf of our great sport that our dream of taking part in the Tokyo Games cannot now be realised.
News & Media
Unfortunately, such possibilities cannot fully be realised under the strict conditions on consent laid down by traditional research ethics.
The discourse of wastefulness, the void that must be filled, is the basis for an imperative obligation to donate that cannot itself be realised.
Expert writing Tips
Best practice
Use "cannot be realised" to express that a plan, dream, or objective is impossible to achieve given current circumstances. Ensure the context clearly indicates the barriers preventing realisation.
Common error
While grammatically sound, "cannot be realised" can sound overly formal in casual conversation. Opt for simpler alternatives like "can't happen" or "won't work" in informal settings.
Source & Trust
86%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "cannot be realised" functions as a passive construction indicating that a subject is unable to be made real or brought into existence. Ludwig AI confirms its correctness and usability. It often follows a statement of intent or possibility.
Frequent in
News & Media
44%
Science
44%
Formal & Business
12%
Less common in
Wiki
0%
Encyclopedias
0%
Reference
0%
Ludwig's WRAP-UP
In summary, "cannot be realised" is a grammatically sound phrase used to convey the impossibility of achieving a specific outcome or making something a reality. As Ludwig AI indicates, it is acceptable for use in writing. While common in news, scientific, and formal business contexts, it may sound overly formal in casual conversations. Consider alternatives like "cannot be achieved" or "is not feasible" depending on the intended audience and level of formality.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
cannot be achieved
Focuses on the impossibility of attaining a specific goal or outcome. The emphasis is on accomplishment.
cannot be accomplished
Similar to "cannot be achieved" but often implies a task or project that cannot be completed successfully.
cannot be attained
Highlights the inability to reach a certain level or state. The emphasis is on reaching a specific point.
cannot be materialized
Implies that something planned or envisioned cannot take physical form or become a reality.
cannot be implemented
Focuses on the impossibility of putting a plan or idea into action or practice.
cannot be fulfilled
Emphasizes the inability to meet a requirement, expectation or promise.
cannot be brought to fruition
Highlights the impossibility of successfully developing an idea into something productive.
cannot come to pass
Focuses on the impossibility of an event happening or becoming a reality.
is not feasible
Indicates that something is impractical or not realistically possible given the circumstances.
is not viable
Suggests that something is not capable of working successfully or surviving. The emphasis is on sustainability.
FAQs
What does "cannot be realised" mean?
The phrase "cannot be realised" means something is not achievable or cannot be made into a reality. It suggests an impossibility of a plan, dream, or objective coming to fruition.
What are some alternatives to "cannot be realised"?
Some alternatives include "cannot be achieved", "cannot be accomplished", or "is not feasible", depending on the specific context.
Is it more appropriate to use "cannot be realised" or "cannot be achieved"?
Both phrases are grammatically correct. "Cannot be realised" emphasizes the process of making something real, while "cannot be achieved" focuses on the attainment of a goal. Choose the phrase that better fits the specific nuance you want to convey.
When should I use "cannot be realised" in writing?
Use "cannot be realised" in formal or semi-formal writing when you want to express the impossibility of something becoming a reality due to specific circumstances or limitations. In more casual contexts, consider simpler alternatives.
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