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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
faulty
Grammar usage guide and real-world examplesUSAGE SUMMARY
'faulty' is a correct and usable word in written English.
It is an adjective which means having a defect or failing to meet a standard. For example: The faulty wiring caused a power outage.
✓ Grammatically correct
News & Media
Formal & Business
Science
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
The singer, who is dyslexic, is not particularly worried about her often faulty spelling, grammar, or punctuation.
News & Media
The investigation published here, with support from DeSmogBlog and the Climate Investigations Center (CIC), finds many of those involved are still trying to convince politicians, legislators and the public that the science is faulty or can be largely ignored.
News & Media
For those who know little about Turner's life, it's a jolt to accept that the creator of paintings of genius was a faulty bloke with an intermittently uncivil tongue, a tendency to grunt and a contradictory attitude towards women.
News & Media
The phone was never examined by the Metropolitan police investigating the murder of Kassahun, nor by Hallam's own defence team, nor raised as an issue by him – which Lady Justice Hallett blamed on his own "faulty recollection and dysfunctional lifestyle".
News & Media
I have subsequently had a genetic test after deciding that I would have a preventative mastectomy on the other breast if I had a faulty gene.
News & Media
No trite little back dramas, no faffing around with wobbly ladders or faulty electrics – just immediate situations and reactions.
News & Media
She blamed his failure to alert them on his "faulty recollection and a dysfunctional lifestyle, not a deliberate lie".
News & Media
He claimed a faulty washing machine had flooded his flat but later admitted he had been out late "somewhere I shouldn't have been".
News & Media
Some say a faulty sprinkler was to blame, but it's also been claimed that the flood was caused by a burst sewage pipe.
News & Media
Hoffenheim players showing him the faulty equipment soon afterwards didn't change the official's mind.
News & Media
I had a faulty valve, I've got a brand new one now".
News & Media
Expert writing Tips
Best practice
When describing equipment or systems, specify the type of "faulty" component for clarity. Instead of saying "the system is faulty", state "the "faulty" sensor is causing the problem".
Common error
Avoid using "faulty" as a vague descriptor. Instead of saying "the data is faulty", specify what makes it so, such as "the data is "faulty" due to measurement errors".
Source & Trust
90%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
"Faulty" primarily functions as an adjective, modifying nouns to indicate a defect, malfunction, or imperfection. As Ludwig AI confirms, this term is widely accepted and utilized across diverse writing styles. Examples from Ludwig illustrate its application in various contexts, such as describing "faulty" wiring, equipment, or reasoning.
Frequent in
News & Media
50%
Formal & Business
25%
Science
15%
Less common in
Academia
5%
Encyclopedias
3%
Wiki
2%
Ludwig's WRAP-UP
In summary, "faulty" is a versatile adjective used to describe something that is defective, malfunctioning, or flawed. As Ludwig AI confirms, it's considered grammatically correct and appropriate for general use. With numerous examples across various sources, it is clear that the word is very common. It often appears in the context of news and media. It is best to use "faulty" with specific details about what is not working correctly rather than a general statement. Alternatives such as "defective" or "malfunctioning" may be used depending on the nuances you want to convey.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
defective
Focuses specifically on flaws in manufacturing or construction.
malfunctioning
Highlights the operational failure or impaired functionality of something.
flawed
Emphasizes the presence of imperfections or errors that compromise quality.
imperfect
General term for something that does not meet the standard of perfection.
out of order
Indicates a temporary state of non-functionality or disrepair.
not working
Simple and direct way to express that something is not functioning properly.
substandard
Implies that something fails to meet required standards or expectations.
broken
Suggests that something is damaged to the point of being non-functional.
in poor condition
Describes the state of something that is deteriorated or damaged.
not up to par
Indicates that something does not meet an expected level of performance or quality.
FAQs
How can I use "faulty" in a sentence?
You can use "faulty" to describe something that has defects or doesn't work properly. For example, "The "faulty" wiring caused a fire" or "The analysis was based on "faulty" data".
What's a good alternative to the word "faulty"?
Alternatives to "faulty" include "defective", "malfunctioning", or "flawed". The best choice depends on the specific context.
Is it correct to say something is "faulty" or does it have "faults"?
"Faulty" is an adjective describing something with faults. "Faults" is a noun referring to the defects themselves. So, you could say "The device is "faulty"" or "The device has faults".
What is the difference between "faulty" and "incorrect"?
"Faulty" generally refers to something that is broken or not functioning properly, while "incorrect" refers to something that is wrong or inaccurate. A "faulty" sensor might produce "incorrect data".
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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
90%
Authority and reliability
4.5/5
Expert rating
Real-world application tested