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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
the key thing
Grammar usage guide and real-world examplesUSAGE SUMMARY
"the key thing" is a grammatically correct phrase and is commonly used in written English.
It is typically used to emphasize the most important aspect or element of something. Example: "The key thing to remember when preparing for an interview is to research the company beforehand."
✓ Grammatically correct
News & Media
Tech
Sports
Alternative expressions(20)
the main thing
what is most
the key question
the most significant aspect
what matters most
the most important aspect
the central point
the critical factor
the essential element
the crucial element
the key element
the highest priority
the key aspect
the major thing
the pivotal thing
the key subject
the crucial factor
the principal factor
the primary thing
the main consideration
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
59 human-written examples
That's the key thing".
News & Media
Here's the key thing.
News & Media
That was the key thing for us".
News & Media
"The key thing is persistence.
News & Media
The key thing again is hydration.
News & Media
The key thing we learned from it?
News & Media
That's the key thing," Abbott says.
News & Media
And that's the key thing: timing.
News & Media
"I think that's the key thing.
News & Media
The bundle is the key thing here".
News & Media
That's the key thing for us".
News & Media
Expert writing Tips
Best practice
Use "the key thing" to clearly identify the most crucial element or aspect of a situation, argument, or process for emphasis.
Common error
Avoid repeating "the key thing" multiple times within a short passage. Use synonyms or rephrase to maintain clarity and prevent redundancy.
Source & Trust
89%
Authority and reliability
4.6/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "the key thing" functions as a noun phrase, typically serving as a subject complement or object of a preposition. It identifies and emphasizes a specific element as being of paramount importance. As seen in Ludwig, the phrase is frequently used to introduce a crucial point.
Frequent in
News & Media
60%
Tech
15%
Sports
10%
Less common in
Formal & Business
5%
Wiki
5%
Science
5%
Ludwig's WRAP-UP
In summary, "the key thing" is a commonly used and grammatically sound noun phrase that serves to emphasize the most crucial aspect of a topic. Ludwig AI confirms its grammatical correctness and widespread usage. It is prevalent in news, tech, and sports contexts, and while acceptable in formal writing, alternatives might be preferable in specific academic or professional settings. To enhance writing, avoid overuse and consider synonyms like "the most important aspect" or "the crucial element" to maintain clarity and impact. "The key thing" is its ability to pinpoint and highlight what truly matters.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
the most important aspect
Focuses on importance but uses a more descriptive and less idiomatic construction.
the crucial element
Emphasizes the essential and decisive nature of the element.
the central point
Highlights the core idea or focus of a discussion or situation.
the critical factor
Stresses the significance of a contributing element.
the main consideration
Highlights the primary factor to be taken into account.
the vital component
Indicates an indispensable part of a whole.
the essential aspect
Stresses the fundamental and necessary nature of the aspect.
the heart of the matter
Uses a more metaphorical expression to denote the core issue.
the bottom line
Emphasizes the ultimate and most important conclusion.
the long and short of it
Provides a concise summary of the most important facts.
FAQs
How can I use "the key thing" in a sentence?
You can use "the key thing" to highlight the most important aspect of a situation. For example, "The key thing is to stay there" or "The key thing is simplicity".
What are some alternatives to "the key thing"?
Alternatives include "the most important aspect", "the crucial element", or "the central point", depending on the context.
Is it appropriate to use "the key thing" in formal writing?
While "the key thing" is acceptable in many contexts, more formal alternatives like "the essential element" or "the principal factor" might be preferred in strictly academic or professional settings.
What's the difference between "the key thing" and "the main thing"?
"The key thing" emphasizes a critical or essential aspect, while "the main thing" simply highlights the most significant point or consideration. They are often interchangeable, but "the key thing" carries a stronger sense of necessity.
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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
89%
Authority and reliability
4.6/5
Expert rating
Real-world application tested