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
stacks
Grammar usage guide and real-world examplesUSAGE SUMMARY
The word "stacks" is correct and usable in written English.
You can use it to refer to a large number or quantity of something. For example, "The library had stacks of books to choose from."
✓ Grammatically correct
News & Media
Formal & Business
Science
Alternative expressions(5)
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
Most stacked-chip flash products involve just two chips, though some producers make stacks up to five or six chips tall.
News & Media
On the Ukrainian side, old men and women worked on small plots, raking hay into stacks.
News & Media
Second, the Greek bailout was also a bailout of German – and French – banks, who had stacks of Greek bonds in their vaults, and of German investors, who held and hold all sorts of "financial products" in which high-yield (because risky) Greek, Irish, and Portuguese bonds play a large role.
News & Media
Each block had eight vertical soil stacks to take waste from toilets, basins and baths, but too little water was passing through to flush it all away.
News & Media
The modern world record, then, is an entirely self-generated phenomenon: it exists only to be witnessed and recorded, and its specific content matters far less than its general status as a record - hence the growth of bizarre record attempts such as eating jelly with chopsticks against the clock, assembling giant stacks of poppadoms or building the world's largest chocolate igloo.
News & Media
"In Manchester, people didn't want to take pictures with the DJs, but with the stacks," explains 2ManyDJs' David Dewaele in an interview with Wired Magazine.
News & Media
In fact, Eurosceptics have already expressed concern over the suggested terminology, with Ukip sources telling Breitbart London that it stacks the odds in favour of the pro-EU camp.
News & Media
Only a few men sit in chairs, and leaf through stacks of glossy election pamphlets.
News & Media
In this case the man's family found a pile of post three-feet high that included scam letters from Belgium, France, Ireland and Switzerland, along with stacks of items including 100 bars of soap, 153 tubes of shower gel and more than 50 false teeth holders and toothbrushes.
News & Media
He picks goods off the shelves – capsules, toothpastes, body creams – and stacks them on the counter as he explains what they do.
News & Media
At the end of that exchange of information, you will know better if she still stacks up as a good business partner and/ or girlfriend.
News & Media
Expert writing Tips
Best practice
When using "stacks", consider the connotation of order and arrangement. If the collection is disorganized, "piles" or "heaps" might be more appropriate.
Common error
While "stacks" is common, overuse in formal writing can sound repetitive. Vary your vocabulary with synonyms like "accumulations" or "collections" for a more sophisticated tone.
Source & Trust
93%
Authority and reliability
4.6/5
Expert rating
Real-world application tested
Linguistic Context
The primary grammatical function of "stacks" is as a plural noun, referring to multiple instances of a stack. It can also function as the third-person singular present tense form of the verb "stack". Ludwig provides examples of both usages.
Frequent in
News & Media
59%
Formal & Business
21%
Science
20%
Less common in
Academia
0%
Encyclopedias
0%
Wiki
0%
Ludwig's WRAP-UP
In summary, "stacks" is a grammatically correct and frequently used noun that describes multiple stacks or a large quantity of something arranged in a pile. According to Ludwig, it's most commonly found in news and media, with neutral formality. While widely accepted, consider using synonyms like ""accumulations"" in more formal contexts to avoid repetition. Be mindful of the connotation of order when choosing between "stacks" and similar words like ""piles"". Based on source quality and usage consistency, "stacks" receives a strong expert rating.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
piles
Similar to "stacks", but implies a less orderly or neat arrangement.
heaps
Similar to "stacks" and "piles", often suggesting a larger, more disorganized accumulation.
accumulations
Focuses on the process of gathering or increasing in quantity.
collections
Emphasizes a deliberate gathering of items, potentially with a specific purpose.
masses
Suggests a large quantity, typically without a specific arrangement.
clusters
Implies a grouping of items in close proximity.
assortments
Focuses on a variety of items grouped together.
stockpiles
Refers to a large accumulation of resources, often for future use.
hoards
Implies a secret or guarded accumulation.
layers
Suggests items arranged on top of each other.
FAQs
How can I use "stacks" in a sentence?
You can use "stacks" to describe a large quantity of something arranged in a pile, such as "stacks of books" or "stacks of money".
What's the difference between "stacks" and "piles"?
"Stacks" implies a more orderly arrangement than "piles", which suggests a more haphazard collection.
What can I say instead of "stacks" to describe a large amount?
Alternatives include "heaps", "masses", or "accumulations", depending on the specific context and the level of formality required.
Is it appropriate to use "stacks" in formal writing?
While generally acceptable, consider more formal alternatives like "accumulations" or "collections" in highly formal contexts. Overuse of "stacks" might sound repetitive.
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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
93%
Authority and reliability
4.6/5
Expert rating
Real-world application tested