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Justyna Jupowicz-Kozak quote

Justyna Jupowicz-Kozak

CEO of Professional Science Editing for Scientists @ prosciediting.com

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competent of

Grammar usage guide and real-world examples

USAGE SUMMARY

The phrase "competent of" is not correct and should not be used in written English.
The correct phrase is "competent at" or "competent in." For example, "The engineer is competent at troubleshooting complex machines".

⚠ May contain grammatical issues

News & Media

Science

Human-verified examples from authoritative sources

Exact Expressions

33 human-written examples

High speed rail is an important competent of Australia's infrastructure future.

Women are adult human beings who are perfectly competent of deciding what happens to their bodies.

As late as 1991, Mamet maintained that it was "the most structurally competent" of his plays.

News & Media

The New Yorker

Also an Assessment Experience Questionnaire (AEQ) that is competent of measuring students' learning response has been presented.

Not surprisingly, they tend to finance the most competent of the researchers, which poses a conundrum for the science editor, Laura Chang.

News & Media

The New York Times

His supporters say that Mr. Lee, who would be the country's first president from the corporate world, should not be judged by another era's ethical standards and that he remains the most competent of candidates.

News & Media

The New York Times
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Human-verified similar examples from authoritative sources

Similar Expressions

27 human-written examples

CrMPK3/CrMPK3 K69R in binary construct were used for transformation of competent cells of Agrobacterium tumefaciens strain GV3101.

The competency of chemically competent AQ3625 cells was lower than that of competent DH5α cells, in all cases of chemically competent cell preparations using the three different methods.

Make them appear to their manager as the competent ruler of their part of the kingdom.

News & Media

Forbes

The standard required is that of any other competent member of the trade in question.

The biological role of AI-2 competent strains of C. jejuni is still unclear.

Science

Plosone
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Expert writing Tips

Best practice

Always use "competent at" or "competent in" instead of "competent of". For example, say "She is competent in data analysis" or "He is competent at project management".

Common error

Avoid using "of" after "competent". The correct prepositions are "at" for skills and activities, and "in" for areas of knowledge or expertise.

Antonio Rotolo, PhD - Digital Humanist | Computational Linguist | CEO @Ludwig.guru

Antonio Rotolo, PhD

Digital Humanist | Computational Linguist | CEO @Ludwig.guru

Source & Trust

86%

Authority and reliability

2.8/5

Expert rating

Real-world application tested

Linguistic Context

The phrase "competent of" functions as an adjective phrase intended to describe someone's ability or skill. However, it's grammatically incorrect. Ludwig indicates that the correct usage involves prepositions like "at" or "in" instead of "of".

Expression frequency: Common

Frequent in

Science

30%

News & Media

40%

Formal & Business

10%

Less common in

Encyclopedias

0%

Wiki

0%

Reference

0%

Ludwig's WRAP-UP

The phrase "competent of" is commonly found, but grammatically incorrect. As Ludwig AI points out, the correct usage is "competent at" or "competent in". While the intention is to express someone's ability or skill, using the wrong preposition undermines the clarity and professionalism of your writing. Remember to replace "competent of" with phrases like "capable of", "skilled at", or "proficient in" to ensure grammatical correctness and clarity.

FAQs

What prepositions should I use with "competent"?

Use "competent at" for skills or activities, and "competent in" for areas of knowledge. For instance, you might be "competent at" coding or "competent in" financial analysis.

Is it grammatically correct to say "competent of"?

No, the phrase "competent of" is not considered grammatically correct in standard English. The correct options are "competent at" or "competent in".

What are some alternatives to "competent of" that I can use?

Instead of "competent of", you can use phrases like "capable of", "skilled at", or "proficient in", depending on the specific context.

How does using the wrong preposition with "competent" affect my writing?

Using "competent of" instead of "competent at" or "competent in" can make your writing sound unpolished and may confuse readers, as it deviates from standard English usage.

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Source & Trust

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Authority and reliability

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Expert rating

Real-world application tested

Most frequent sentences: