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
cause why not
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "cause why not" is informal but can be considered correct and usable in written English, particularly in casual contexts.
You can use it when suggesting a course of action that seems reasonable or when expressing a carefree attitude towards a decision. Example: "I decided to go for a hike today, cause why not? The weather is perfect."
News & Media
Wiki
Alternative expressions(4)
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
7 human-written examples
Tada! Youth Theater Dance-A-Thon (Saturday) If you can walk or run for a cause, why not dance?
News & Media
"something that you don't have to click on yet do cause why not" is her answer.
News & Media
Topped with whipped cream, cause, why not?
News & Media
If you can't find a suitable or relevant charitable cause, why not start your own?
News & Media
If they were trying to use their fame and fortune to help a political cause, why not support a deserving domestic one?
News & Media
So the next time you are ready to support a cause why not ask the organization how well do you fail?
News & Media
Human-verified similar examples from authoritative sources
Similar Expressions
53 human-written examples
"If this can help a cause, why shouldn't more coaches help as many causes as possible?
News & Media
And they ask, if whites were truly committed to the black cause, why wouldn't they actively support the first government determined to right historic wrongs?
News & Media
(Cigarette manufacturers have been sued for the harm they caused. Why not governments?) Sajid Javid, the usually aloof Business Secretary, has just announced a very welcome inquiry into the "lad culture" at universities.
News & Media
The Fourth District Court of Appeal on Thursday did not elaborate on its reason for ordering Lopardo to show cause why he should not be overturned.
News & Media
POLICE LOSE MOVE IN TAXI TEST CASE; Must Show Cause Why They Should Not Be Enjoined, Justice Guy Rules.
News & Media
Expert writing Tips
Best practice
Use "cause why not" in informal settings to convey a sense of spontaneity or acceptance. It works best when the action being considered is low-stakes and doesn't require serious justification.
Common error
Avoid using "cause why not" in formal writing or professional communication. Its casual tone can be inappropriate in these settings. Opt for more formal phrases like "due to the absence of any contraindications" or "given the circumstances" instead.
Source & Trust
88%
Authority and reliability
3.8/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "cause why not" functions as an informal conjunction, connecting a statement with a reason that suggests a lack of better justification or a spontaneous decision. Ludwig AI confirms its usability in casual contexts.
Frequent in
News & Media
57%
Wiki
14%
Science
14%
Less common in
Academia
0%
Formal & Business
0%
Encyclopedias
0%
Ludwig's WRAP-UP
In summary, the phrase "cause why not" is an informal conjunction used to express a lack of strong reason against a decision or action, often implying spontaneity. Ludwig AI indicates it's suitable for casual contexts, primarily appearing in news and media and Wiki sources. While grammatically acceptable in informal settings, it should be avoided in formal or professional communications. Consider alternatives like "because why not" or "why shouldn't I" depending on the specific nuance you wish to convey.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
because why not
Direct synonym, replacing "cause" with "because" for similar meaning.
why shouldn't I
Expresses the idea of doing something because there's no reason not to.
what's the harm
Suggests doing something because there are no apparent negative consequences.
why hesitate
Emphasizes the lack of reason for delay or reservation.
is there a reason not to
Asks directly if there's any valid objection or contraindication.
what's stopping us
Highlights the absence of obstacles or barriers.
it can't hurt to try
Indicates that an attempt is worthwhile, even if success is uncertain.
there's no downside
Focuses on the lack of negative aspects or risks.
let's give it a shot
Suggests trying something with a casual and optimistic attitude.
if not now, when
Implies that the present moment is as good as any for action.
FAQs
How can I use "cause why not" in a sentence?
You can use "cause why not" to express a carefree attitude or suggest a reasonable action. For example, "I decided to try the new restaurant, "cause why not"?"
What are some alternatives to saying "cause why not"?
Alternatives include phrases like "because why not", "why shouldn't I", or "what's the harm", depending on the specific nuance you want to convey.
Is it grammatically correct to use "cause why not"?
While not strictly formal, "cause why not" is acceptable in informal contexts. Ludwig AI suggests it's usable, particularly in casual settings.
When is it appropriate to use "cause why not"?
Use "cause why not" in informal situations where you want to express a spontaneous or accepting attitude. Avoid it in professional or academic writing, where more formal language is expected.
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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
88%
Authority and reliability
3.8/5
Expert rating
Real-world application tested