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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
why is this necessary
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "why is this necessary" is correct and usable in written English.
You can use it when questioning the importance or requirement of something in a discussion or argument. Example: "Before we proceed with the changes, I would like to ask, why is this necessary?"
✓ Grammatically correct
News & Media
Science
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
6 human-written examples
Why is this necessary, you ask? Isn't it obvious that you want the job; after all, you are applying for it!
Science & Research
Why is this necessary?
News & Media
("Why is this necessary? That's a good point," wrote Sprint's P.R. person. "I don't have an answer, other than to say that we are always looking at ways to enhance customer experience").
News & Media
SW: Why is this necessary when Amazon cloud services already exist?
News & Media
So, if we can move past the "why is this necessary?" discussion, let's progress to two essential diversity strategies that modern companies should adopt and four supporting tactics for implementing these inclusive strategies in the workplace.
News & Media
... I think the whole problem here is why is this necessary?
News & Media
Human-verified similar examples from authoritative sources
Similar Expressions
54 human-written examples
But since gaslights and floodlights don't easily mix, the question is: why was this necessary?
News & Media
The signing of the Soviet-German non-aggression pact caused Söhnchen [Philby's codename] to ask puzzled questions such as 'Why was this necessary?' However, after several talks on this subject, Söhnchen seemed to grasp the significance of this pact".
News & Media
Why was this necessary now?
News & Media
Why was this necessary?
News & Media
Why was this necessary, Courtney?
News & Media
Expert writing Tips
Best practice
To soften a potentially confrontational question, consider adding a phrase like "I'm just curious" or "Could you explain" before asking "why is this necessary".
Common error
While acceptable, "why is this necessary" can sound informal or confrontational in professional writing. Opt for alternatives like "what is the rationale behind this" or "what purpose does this serve" for a more polished tone.
Source & Trust
87%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "why is this necessary" functions primarily as an interrogative, seeking an explanation or justification for a particular action, requirement, or situation. As shown by Ludwig, it prompts a response that elucidates the reasons behind the perceived necessity.
Frequent in
News & Media
42%
Science
33%
Formal & Business
8%
Less common in
Academia
4%
Wiki
4%
Reference
4%
Ludwig's WRAP-UP
The phrase "why is this necessary" is a grammatically sound and commonly used interrogative, as confirmed by Ludwig AI. It serves to question the justification or rationale behind a particular action or requirement. While generally neutral in register, it can sometimes come across as direct or confrontational, especially in formal settings. Therefore, it's wise to consider the context and audience when using this phrase. Semantically related alternatives include "Why is this required?" and "What purpose does this serve?". Its presence across diverse sources like news outlets, scientific publications, and business articles indicates its broad applicability and underscores its importance in seeking clarification and promoting critical thinking.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
Why is this required?
Replaces 'necessary' with 'required', implying a formal need or obligation.
What is the need for this?
Shifts the focus to the 'need' itself, questioning its existence or validity.
What purpose does this serve?
Focuses on the function or utility of something, questioning its value.
Why is this essential?
Substitutes 'necessary' with 'essential', highlighting the critical importance of something.
Is this really needed?
Adds an element of skepticism, questioning whether something is truly necessary.
What's the justification for this?
Seeks the reasons or evidence supporting the need for something.
Why do we need this?
Emphasizes the collective need or benefit of something.
Is this a must?
Informal way of asking if something is indispensable.
What makes this indispensable?
Focuses on why something cannot be omitted or done without.
Is there a pressing need for this?
Queries the urgency or importance of the need.
FAQs
How can I rephrase "why is this necessary" to sound more polite?
You can use phrases like "Could you elaborate on the reasons for this?", "What's the rationale behind this?", or "I'm curious about the need for this". These alternatives are less direct and can help avoid sounding confrontational.
What's a more formal synonym for "necessary" in the phrase "why is this necessary"?
In formal contexts, consider replacing "necessary" with words like "required", "essential", or "indispensable". For instance, "Why is this "why is this required"?"
Is "why is this necessary" appropriate for academic writing?
While grammatically correct, "why is this necessary" might be considered too direct for some academic contexts. Consider using phrases like "What is the justification for this approach?" or "What purpose does this serve in this context?" instead.
What are some common situations where you might ask "why is this necessary"?
This question is often used when questioning a rule, a procedure, a decision, or any action whose purpose isn't immediately clear. It's a way to seek clarification and understand the reasoning behind something.
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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