not functioning properly

USAGE SUMMARY

The phrase "not functioning properly" is correct and usable in written English.
You can use it when referring to something that is not working the way it should. For example, "The computer was not functioning properly, so I had to restart it."

✓ Grammatically correct

News & Media

Science

Human-verified examples from authoritative sources

Exact Expressions

59 human-written examples

They are not functioning properly now.

The Guardian

*A 72-year-old man whose lungs and kidneys were not functioning properly because of infections.

The New York Times

Even control systems that were in place are not functioning properly, the report said.

The New York Times

Wenger watched on from his dugout, quietly frustrated that his team were not functioning properly.

The Guardian - Sport

But while her left foot is improving, it is still not functioning properly.

The Guardian - Sport

Her movements were awkward, as if half her body was not functioning properly.

The New York Times

Her doctors told her that her kidneys were not functioning properly.

The New York Times

If the heat is not functioning properly, note both indoor and outdoor temperature.

The New York Times

'It's an organ that normally functions well but, if put under too much strain, it starts not functioning properly.

The Guardian

The big plays given up are often a consequence of the pass rush and blitzes not functioning properly.

The New York Times

Some equipment was not functioning properly, but the commander did not discuss that with his senior officers, according to the testimony.

The New York Times

Expert writing Tips

Best practice

When describing a system or component issue, use "not functioning properly" to clearly communicate the presence of a problem without assigning blame or specifying the exact cause.

Common error

While acceptable, relying heavily on "not functioning properly" can make your writing sound repetitive. Vary your language with synonyms like "malfunctioning" or "out of order" for greater impact and precision.

Linguistic Context

The phrase "not functioning properly" typically functions as a descriptive phrase, modifying a noun or pronoun to indicate a state of impaired or incorrect operation. As per Ludwig, the phrase is grammatically correct and widely used.

Expression frequency: Very common

Frequent in

News & Media

42%

Science

41%

Formal & Business

5%

Less common in

Wiki

4%

Encyclopedias

2%

Reference

0%

Ludwig's WRAP-UP

The phrase "not functioning properly" is a versatile and commonly used expression to describe something that isn't working as intended. Ludwig AI confirms its grammatical correctness and wide applicability across various contexts. As shown by Ludwig, it's most frequently found in News & Media and Scientific articles and communications. For more formal communication, synonyms such as "not performing adequately" or "malfunctioning" may be more appropriate, while simpler phrases like "out of order" can be used in casual conversation. When writing, consider varying your language to avoid repetition. In essence, "not functioning properly" serves as a useful starting point for describing issues before further investigation.

More alternative expressions

Phrases that express similar concepts, ordered by semantic similarity:

not working effectively

Focuses on the outcome or result of the function being ineffective.

not operating correctly

Emphasizes the correctness of operation rather than its functionality.

failing to work as intended

Emphasizes the intention behind the design not being met.

not performing adequately

Focuses on the level of performance rather than proper operation.

not working as expected

Highlights a discrepancy between the actual and anticipated function.

not running efficiently

Highlights the lack of efficiency in the operation.

malfunctioning

A single word alternative that implies faulty function.

not in good working order

Focuses on the condition of the item, implying a state of disrepair or malfunction.

out of order

A common phrase indicating temporary unavailability due to a functional issue.

not up to par

Indicates the function isn't meeting the required standard or expectation.

FAQs

How can I rephrase "not functioning properly" to sound more formal?

For a more formal tone, consider using phrases like "not performing adequately" or "malfunctioning". These options often suit professional or academic writing better.

What's a simpler way to say "not functioning properly" in casual conversation?

In casual contexts, you could say "out of order" or "not working". These are easily understood and widely used in everyday speech.

Is there a difference between "not functioning properly" and "not working effectively"?

"Not functioning properly" implies that something isn't operating as it should, whereas "not working effectively" suggests it's operating but not producing the desired results. The former points to a mechanical or technical issue, while the latter highlights a performance problem.

When is it best to use the phrase "not functioning properly"?

Use "not functioning properly" when you want to generally indicate that something isn't working as intended without going into specific details. It's a good starting point for describing issues before further investigation.