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
ill founded optimism
Grammar usage guide and real-world examplesUSAGE SUMMARY
"ill founded optimism" is a correct and usable phrase in written English.
It refers to a sense of hope or positivity that is not based on realistic or logical reasoning. You can use this phrase when talking about someone's unwarranted or baseless positivity, or when describing a situation where someone is overly optimistic despite evidence to the contrary. Example: Despite mounting financial troubles, the CEO's ill founded optimism led her to believe that the company would soon turn a profit.
✓ Grammatically correct
Table of contents
Usage summary
Human-verified examples
Expert writing tips
Linguistic context
Ludwig's wrap-up
Alternative expressions
FAQs
Human-verified similar examples from authoritative sources
Similar Expressions
59 human-written examples
My confidence was not ill founded.
News & Media
"I think all the claims were ill founded," Mrs. Pollack said.
News & Media
He reminded us that the great white's reputation as a maneater is ill founded.
News & Media
Suggesting that this is detrimental to the developing baby seems alarmist and ill founded.
News & Media
We can see, for example, that the show's reputation as improvisatory and chaotic is ill founded.
News & Media
Roland Schiff, president of the Tribunal de Commerce de Paris, said the claim was "ill founded" and threw out the case.
News & Media
Owers said fears armed officers would be treated as suspects if they opened fire were ill founded.
News & Media
One recession and one so-called jobless recovery later, some questions naturally arise: Was that warning ill founded?
News & Media
Thus, the line of criticism represented by the quotation from Mill is ill founded.
Science
But we need to remember that he got that contract, however ill founded people think it now may be.
News & Media
Although these have been shown to be ill founded in other areas, this merits further research and training, and support for staff in providing bedside care.
Science
Expert writing Tips
Best practice
When using "ill founded optimism", ensure the context clearly demonstrates why the optimism lacks a solid basis. Provide specific reasons or evidence to support your assertion.
Common error
Avoid presenting "ill founded optimism" as inherently virtuous. While positivity can be beneficial, blindly ignoring risks or negative signs can lead to detrimental outcomes. Clearly articulate the potential downsides of this unwarranted optimism.
Source & Trust
60%
Authority and reliability
3.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "ill founded optimism" primarily functions as a descriptive term. It acts as an adjective phrase modifying the noun "optimism", indicating that the optimism is based on flawed or nonexistent foundations. As Ludwig AI explains, it describes unwarranted or baseless positivity.
Frequent in
Science
0%
News & Media
0%
Formal & Business
0%
Less common in
Science
0%
News & Media
0%
Formal & Business
0%
Ludwig's WRAP-UP
In summary, "ill founded optimism" is a grammatically correct phrase used to describe optimism that lacks a rational basis. While the phrase is valid and understandable, it appears to be rarely used. Ludwig AI confirms its correctness, noting that it describes a sense of hope not based on logic. Due to the lack of real-world examples, its practical usage remains limited. The expert analysis suggests caution in using this phrase, emphasizing the need for clarity and contextual support. Alternative phrases like "unjustified optimism" or "baseless optimism" may offer similar meanings with potentially broader applicability.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
unjustified optimism
Replaces "ill founded" with "unjustified", focusing on the lack of appropriate reason or cause for the optimism.
unwarranted optimism
Similar to "unjustified optimism", but emphasizes the lack of necessity or authorization for the optimism.
baseless optimism
Focuses on the lack of a factual foundation for the optimism.
groundless optimism
Similar to "baseless optimism", highlighting that the optimism has no supportive evidence or facts.
unrealistic optimism
Emphasizes that the optimism is not aligned with reality or practical considerations.
naive optimism
Highlights a lack of awareness or understanding of potential negative outcomes.
foolish optimism
Suggests that the optimism is unwise or imprudent.
misplaced optimism
Indicates that the optimism is directed towards an inappropriate object or situation.
untenable optimism
Highlights the unsustainability or indefensibility of the optimism.
overly optimistic
A more general phrase indicating an excess of optimism, which may be considered inappropriate in the given circumstances.
FAQs
How to use "ill founded optimism" in a sentence?
You can use "ill founded optimism" to describe a belief in a positive outcome that lacks a rational basis. For example: "Despite the company's financial struggles, the CEO maintained an "ill founded optimism", believing a turnaround was imminent."
What can I say instead of "ill founded optimism"?
You can use alternatives like "unjustified optimism", "baseless optimism", or "naive optimism" depending on the specific nuance you want to convey.
Is "ill founded optimism" the same as "blind faith"?
While both involve belief without evidence, "ill founded optimism" specifically pertains to a positive expectation, whereas "blind faith" can relate to any belief, positive or negative. "Blind faith" also often carries a stronger connotation of religious or ideological commitment.
When is it appropriate to describe someone's attitude as "ill founded optimism"?
It's appropriate when their positive outlook is demonstrably unsupported by facts or logic, and when highlighting this disconnect is relevant to the discussion. However, be mindful of the potential to sound critical or dismissive.
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
60%
Authority and reliability
3.5/5
Expert rating
Real-world application tested