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
for which
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "for which" is correct and usable in written English.
For example, you might use the phrase "for which" in a sentence such as: "The company provided several discounts for which customers were eligible."
✓ Grammatically correct
News & Media
Science
Alternative expressions(20)
in its entirety
at all times
every inch of the way
in all sports
to the greatest degree feasible
for what reason
every stage of the way
in general
even while
areas
even as
during
all things considered
to the fullest possible extent
in all senses of the word
in full measure
during which
entirely to the base
in respect of which
in all ramifications
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
For which, much thanks.
News & Media
For which we thank you.
News & Media
For which Britain has great need.
News & Media
For which we should be grateful.
News & Media
For which, some personal responsibility we bore.
News & Media
Victoria Pearson, who reviews pushchairs for Which?
News & Media
For which of these was he victorious?
News & Media
For which we should all be grateful.
News & Media
For which she would always be grateful.
News & Media
For which reason I liked it too.
News & Media
The survey of 2,100 shoppers for Which?
News & Media
Expert writing Tips
Best practice
Use "for which" to add a level of formality and precision to your writing, especially in academic or professional contexts.
Common error
Avoid using "for which" in very casual or informal writing. Simpler alternatives like "that" or rephrasing the sentence can sound more natural.
Source & Trust
86%
Authority and reliability
4.6/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "for which" functions as a relative pronoun introducing a relative clause that modifies a preceding noun or clause, providing additional information or specifying a reason or cause. Ludwig AI confirms its grammatical correctness and usability.
Frequent in
News & Media
78%
Science
15%
Formal & Business
7%
Less common in
Academia
0%
Encyclopedias
0%
Wiki
0%
Ludwig's WRAP-UP
The phrase "for which" serves as a relative pronoun introducing clauses that specify reasons or causes, adding precision to formal writing. Ludwig AI confirms it as grammatically sound and versatile across diverse contexts. While highly frequent in news and media, it’s crucial to consider the level of formality and the need for clarity when choosing between "for which" and simpler alternatives such as "that". Remember to use "for which" when you need to specify a causal relationship precisely, especially in professional or academic contexts.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
due to which
Similar to "because of which", indicating causality.
on account of which
Highlights the reason or cause behind something.
as a result of which
Emphasizes the consequence or outcome of a preceding action or situation.
by reason of which
A formal way to express the cause or justification for something.
in respect of which
Refers to a particular aspect or detail being considered.
wherefore
A more formal and somewhat archaic way of saying "for which reason" or "why".
in consequence of which
Stresses the result or effect of a prior event or condition.
whereby
Indicates the method or means by which something is done or achieved.
on whose account
Highlights that the reason is connected to a person or group.
for what reason
Directly questions the purpose or justification.
FAQs
How can I use "for which" in a sentence?
The phrase "for which" is used to introduce a relative clause, specifying the reason or cause for something. For example: "The company provided several discounts "for which" customers were eligible."
What's the difference between "for which" and "that"?
While "that" can often replace "for which" in less formal contexts, "for which" adds a degree of formality and precision. "That" is more versatile but less specific about the causal relationship.
When is it appropriate to use "for which"?
It is appropriate to use "for which" in formal writing, academic papers, and professional documents where precision and clarity are valued. It is less common in casual conversation.
What are some alternatives to "for which"?
Alternatives include "wherefore", "due to which", or rephrasing the sentence for simplicity. The best choice depends on the context and desired level of formality.
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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
86%
Authority and reliability
4.6/5
Expert rating
Real-world application tested