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
least difficult
Grammar usage guide and real-world examplesUSAGE SUMMARY
"least difficult" is correct and usable in written English.
You can use it to compare two or more items and describe which one of them is the easiest or presents the least difficulty. Example: "Of the three courses I'm taking this semester, history was the least difficult."
✓ Grammatically correct
Science
News & Media
Academia
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
60 human-written examples
The least difficult part of the equation was: which missions?
News & Media
The distinctions can seem insignificant – or at least, difficult to remember.
News & Media
"The technology is the least difficult part of the problem," Mr. Prestero said.
News & Media
But surely Don identifies more with a different passage: "I am the least difficult of men.
News & Media
"The car is the least difficult part of it," he said in a telephone interview.
News & Media
As the poet Frank O'Hara said so perfectly: "I am the least difficult of men.
News & Media
NASA TLX revealed that "Gaming" was the least difficult task and "Typing" was the most difficult task.
An ideal design should lead to the least difficult technical system by minimizing inborn complication and eliminating acquired complexity.
Science
Guantánamo, as complex as it is, may in retrospect turn out to be the least difficult of these issues.
News & Media
Prosecutors say that holding Mr. Milosevic responsible in Kosovo may be the least difficult of the three cases.
News & Media
Which was just as well, because Hart's accent was by a long way the least difficult to understand.
News & Media
Expert writing Tips
Best practice
When comparing more than two options, ensure that "least difficult" is the most appropriate choice to highlight the easiest option.
Common error
Avoid using "least difficult" when describing a single item without comparison. Instead of saying 'This task is least difficult', use 'This task is easy' or 'This task is simple'.
Source & Trust
85%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "least difficult" functions as a comparative adjective phrase, typically used to identify the option requiring the minimum amount of effort, skill, or complexity. Ludwig identifies the expression as grammatically correct.
Frequent in
Science
40%
News & Media
35%
Academia
15%
Less common in
Encyclopedias
5%
Formal & Business
3%
Reference
2%
Ludwig's WRAP-UP
The phrase "least difficult" is a grammatically sound and frequently used expression to denote the easiest option in a comparison. According to Ludwig, this expression is considered correct. Predominantly found in scientific, news, and academic contexts, it serves the purpose of objectively highlighting the option requiring the least effort. When writing, it's best practice to use "least difficult" in comparative contexts, avoiding its use as an absolute descriptor. Alternatives like "easiest" or "simplest" can be employed for variety or when an absolute description is needed. Authoritative sources such as The New York Times and The Guardian frequently use this expression, solidifying its place in both formal and informal communication.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
easiest
Direct synonym emphasizing simplicity.
simplest
Synonym focusing on lack of complexity.
most straightforward
Highlights lack of complications or obstacles.
most uncomplicated
Focuses on the absence of complex elements.
least challenging
Emphasizes reduced difficulty.
most manageable
Indicates ease of handling or control.
most elementary
Highlights basic level and simplicity.
least complex
Highlights the simplicity regarding intricate parts.
most accessible
Focuses on the simplicity of reaching a goal.
most painless
Highlights the absence of physical or emotional pain.
FAQs
How can I use "least difficult" in a sentence?
You can use "least difficult" to compare the easiness of two or more things, like: "Of all the exercises, this one was the "least difficult"".
What's the difference between "least difficult" and "less difficult"?
"Least difficult" implies the easiest among multiple options, while "less difficult" indicates something is easier than another, but not necessarily the easiest. For example, "This problem is "less difficult" than the previous one".
Which is correct: "least difficult" or "most easy"?
"Least difficult" is the correct and more formal way to express something that requires the least effort. "Most easy" is grammatically awkward; it's better to use "easiest".
What are some alternatives to using the phrase "least difficult"?
Depending on the context, you can use alternatives such as "simplest", "easiest", or "most straightforward".
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
85%
Authority and reliability
4.5/5
Expert rating
Real-world application tested