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
a sudden drop
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase 'a sudden drop' is correct and usable in written English.
You could use it to describe a rapid decrease in something, such as a decrease in temperature or a decrease in stock prices. For example, "The stock market experienced a sudden drop after the company announced disappointing quarterly earnings."
✓ Grammatically correct
Science
News & Media
Formal & Business
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
A sudden drop in arrests.
News & Media
After the 2010 election, a sudden drop in advertising revenue hit the independent media.
News & Media
In other words, producers were caught out by a sudden drop in sales.
News & Media
Otherwise, people may risk a sudden drop in their living standard when they retire.
News & Media
Even now, a sudden drop in confidence could ignite another run on banks, analysts say.
News & Media
But for anyone buckled in, a sudden drop, however stomach-churning, poses no danger.
News & Media
It also appeared not to have suffered a sudden drop in pressure.
News & Media
But Colonel Cornum said she was not expecting a sudden drop in patients.
News & Media
Fears about a sudden drop in the exchange rate never became a reality either.
News & Media
But, unless there is an unforeseen recession or a sudden drop in tax receipts, the administration's numbers are plausible.
News & Media
If it fails, they will have to cope with a sudden drop of $250m in state support.
News & Media
Expert writing Tips
Best practice
When describing data trends, use "a sudden drop" to highlight unexpected or significant decreases. This adds emphasis to the change.
Common error
Avoid assuming that "a sudden drop" in one variable is automatically caused by another without sufficient evidence. Correlation does not equal causation.
Source & Trust
83%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "a sudden drop" primarily functions as a noun phrase, often serving as the subject or object of a sentence. Ludwig's examples demonstrate its use in describing unexpected or significant decreases in various contexts, such as temperature or sales. According to Ludwig AI, the phrase is correct and usable in written English.
Frequent in
Science
39%
News & Media
34%
Formal & Business
7%
Less common in
Wiki
3%
Social Media
0%
Encyclopedias
0%
Ludwig's WRAP-UP
The phrase "a sudden drop" is a common and grammatically correct way to describe a rapid decrease. As Ludwig AI confirms, this phrase is widely applicable. With a neutral register and high frequency across scientific, news, and business contexts, it effectively emphasizes unexpected or significant reductions. To enhance your writing, remember to use it to highlight notable declines and avoid misinterpreting correlation as causation. Consider using alternatives like "a sharp decline" or "a rapid decrease" for variety.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
a fast drop
Replaces "sudden" with "fast", emphasizing the speed of the decrease.
a sharp drop
Replaces "sudden" with "sharp", emphasizing the steepness of the decline.
a sudden reduction
Substitutes "drop" with "reduction", focusing on the act of decreasing.
a sudden contraction
Suggests a decrease in size or scope occurring rapidly.
a sudden slowdown
Shifts the focus to a decrease in speed or activity rather than quantity.
a sudden downturn
Focuses on a rapid negative shift in a trend or situation.
a sudden deterioration
Indicates a rapid decline in quality or condition.
a brutal drop
Replaces "sudden" with "brutal", intensifying the impact of the decrease.
a sudden downfall
Emphasizes a rapid and significant decline, often implying failure.
a sudden retreat
Implies a rapid withdrawal or decrease in engagement.
FAQs
How can I use "a sudden drop" in a sentence?
You can use "a sudden drop" to describe a rapid decrease in something. For example: "There was "a sudden drop" in temperature overnight" or "The company experienced "a sudden drop" in sales last quarter".
What are some alternatives to "a sudden drop"?
Some alternatives include "a sharp decline", "a rapid decrease", or "a precipitous fall", depending on the context.
Is it better to say "a sudden drop" or "a sharp decrease"?
Both "a sudden drop" and "a sharp decrease" are correct and can be used interchangeably. The best choice depends on the specific context and the desired level of formality. "A sudden drop" might be slightly more informal.
What could cause "a sudden drop" in a metric?
Several factors can cause "a sudden drop" including external events, changes in market conditions, internal errors, or seasonal variations. The specific cause depends on the metric being measured.
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
83%
Authority and reliability
4.5/5
Expert rating
Real-world application tested