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
such and such
Grammar usage guide and real-world examplesUSAGE SUMMARY
"such and such" is a perfectly acceptable phrase in written English, and can be used in a variety of contexts where you need to refer to something without specifying it.
For example: "I don't remember all the details, but it included such and such."
✓ Grammatically correct
News & Media
Alternative expressions(20)
certain things
a particular item
various aspects
specific items
certain aspects
certain elements
certain details
particular aspects
various elements
some details
unclear things
certain Tests
certain limitations
certain groups
certain truisms
certain pitches
certain people
certain characters
certain ones
a specific item
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
14 human-written examples
"Such and such a novel explores colonialism".
News & Media
Have you stayed at the Westin in such and such?
News & Media
'Where is such and such a temple,' or whatever.
News & Media
They tell me, "I want to be in such and such country on such and such dates.
News & Media
How they vowed to crack down on such and such and teach such and such a lesson!
News & Media
"The people at the front desk know not to book such and such before or after such and such," Randall said.
News & Media
Human-verified similar examples from authoritative sources
Similar Expressions
44 human-written examples
Councilman Such-and-Such?
News & Media
He builds such-and-such.
News & Media
The knight said such-and-such; then the peasant said such-and-such; then his wife said such-and-such.
News & Media
Because the knight said such-and-such, the peasant said such-and-such, even though his wife had previously said such-and-such.
News & Media
"It was 'Such-and-such over there is live.
News & Media
Expert writing Tips
Best practice
Use "such and such" when you want to avoid being overly specific or when the exact details are unimportant to the overall message.
Common error
Avoid using "such and such" excessively in formal documents, where precise language is expected. Instead, strive for clarity and specificity or rephrase to be more descriptive.
Source & Trust
87%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "such and such" functions as a pro-form, standing in for a noun, name, or other specific detail that the speaker or writer either does not want to specify or considers unimportant for the context. Ludwig AI confirms this, as the examples provided show its flexible use in various sentence structures.
Frequent in
News & Media
85%
Science
5%
Formal & Business
5%
Less common in
Wiki
3%
Encyclopedias
1%
Reference
1%
Ludwig's WRAP-UP
In summary, "such and such" is a versatile phrase used to refer to unspecified or unimportant details, functioning as a pro-form in sentences. Ludwig AI confirms that it's grammatically sound and widely used. While commonly found in News & Media, its formality varies, making it less suitable for academic contexts where precision is crucial. Remember to use it judiciously and consider more descriptive alternatives when clarity is paramount. Be mindful of the potential overuse, particularly in formal writing, as precise language is generally preferred.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
so and so
Replaces "such and such" with a slightly more informal tone, often used to refer to people.
something or other
Implies a lack of importance in the specific details being omitted.
certain things
Provides a broader reference to multiple unspecified items or issues.
thingamajig
Substitutes "such and such" with a more playful and vague term for an object or item.
what's its name
Offers an alternative when the specific name or detail is temporarily forgotten.
unspecified items
Formally indicates items are not specifically detailed or identified.
what you may call it
Emphasizes the speaker's inability to recall a precise term or name.
a particular item
Emphasizes an individual, though unnamed, element within a broader context.
you know what I mean
Shifts focus to shared understanding rather than specific details.
various aspects
Suggests focus on general areas without delving into particular specifics.
FAQs
How can I use "such and such" in a sentence?
"Such and such" is used as a placeholder when you don't want to specify the exact name or detail. For example, "I heard he went to "such and such" a place last weekend".
What can I say instead of "such and such"?
You can use alternatives like "so and so", "something or other", or "thingamajig" depending on the context.
Is it appropriate to use "such and such" in academic writing?
While grammatically correct, "such and such" might be too informal for academic writing. Consider using more precise language or rephrasing the sentence to provide greater clarity.
What's the origin of the phrase "such and such"?
The phrase "such and such" is an idiomatic expression that has been used for centuries to refer to something unspecified. Its exact origin is difficult to pinpoint, but it serves as a convenient way to avoid naming something directly.
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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
87%
Authority and reliability
4.5/5
Expert rating
Real-world application tested