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Justyna Jupowicz-Kozak
CEO of Professional Science Editing for Scientists @ prosciediting.com
be proficient in the
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "be proficient in the" is correct and usable in written English.
It can be used when discussing someone's skills or expertise in a particular area or subject. Example: "To succeed in this role, you must be proficient in the use of advanced software tools."
✓ Grammatically correct
Science
News & Media
Wiki
Alternative expressions(18)
be fluent in the
possess fluency in the
have a mastery of the
be comfortable in the
be tedious in the
be decent in the
be dead in the
be safe in the
be complicit in the
be silent in the
be great in the
be careful in the
be available in the
be active in the
be specialized in the
be armed with the
be scheduled with the
be reproduced with the
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
22 human-written examples
The haridasas represented two groups, the Vyasakuta and Dasakuta, the former being required to be proficient in the Vedas, Upanishads and other Darshanas, while the Dasakuta merely conveyed the message of Madhvacharya through the Kannada language to the people in the form of devotional songs (Devaranamas and Kirthanas).
Wiki
Alone in the United States military, they train to be proficient in the continuum from combat to civil affairs.
News & Media
The truth is, you don't have to be proficient in the shortcuts of Excel to be your own bookkeeper.
News & Media
The bill also sets a timetable mandating that teachers be proficient in the subjects they teach, but there is no enforcement mechanism to ensure this proficiency.
News & Media
A candidate for a Fulbright grant must have a Bachelor of Arts degree or its equivalent, be proficient in the language of the country in which he proposes to study, and have general maturity and scholastic competence.
Encyclopedias
In turn, faculty members are required to be proficient in the use of computers and the Internet.
Science & Research
Human-verified similar examples from authoritative sources
Similar Expressions
37 human-written examples
She was a good singer, and was proficient in the piano, violin and Japanese harp.
News & Media
Sam Mitchell was proficient in the middle, ably assisted by captain Luke Hodge.
News & Media
Today few people are proficient in the ordering and naming of life.
News & Media
Luis Martinez, the driver, chuckled when asked if he was proficient in the Asian language.
News & Media
Californian students score below average on every national test; only around half California's students are proficient in the basics.
News & Media
Expert writing Tips
Best practice
When aiming for precision, replace "be proficient in the" with more specific verbs and nouns that highlight a particular skill (e.g., "master", "excel at", "demonstrate aptitude in").
Common error
Avoid overusing "proficient" when simpler words like "good", "skilled", or "capable" would suffice. This prevents your writing from sounding repetitive and pretentious.
Source & Trust
82%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "be proficient in the" functions as a predicative adjective phrase. According to Ludwig, the phrase is deemed correct and usable in written English. It typically describes someone's level of skill or competence in a particular subject, activity, or area of expertise.
Frequent in
Science
30%
News & Media
30%
Wiki
15%
Less common in
Encyclopedias
10%
Formal & Business
5%
Academic
10%
Ludwig's WRAP-UP
The phrase "be proficient in the" is a versatile expression used to denote competence or skill in a particular domain. As verified by Ludwig, it is considered grammatically sound and appropriate for formal and neutral contexts, including academic, scientific, and professional settings. While alternatives like "be skilled in the", "be adept at the", and "have expertise in the" offer slight variations in meaning and emphasis, "be proficient in the" remains a solid choice for conveying a good level of capability. To ensure clarity and avoid repetition, consider tailoring your language to the specific skill or subject and avoid overusing the term.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
be skilled in the
This alternative replaces "proficient" with "skilled", indicating a high level of ability.
be adept at the
This alternative replaces "proficient" with "adept", suggesting natural talent and ease.
be competent in the
This alternative uses "competent" instead of "proficient", indicating adequate ability to perform a task.
be experienced in the
This alternative uses "experienced" instead of "proficient", emphasizing knowledge gained from practice.
have expertise in the
This alternative replaces the verb "be" + adjective "proficient" with the noun "expertise", indicating specialized knowledge.
be well-versed in the
This alternative emphasizes comprehensive knowledge of a subject.
be fluent in the
This alternative, often used with languages, suggests ease and grace in performance.
be masterful in the
This suggests a very high level of skill, approaching mastery.
be highly capable in the
This intensifies the sense of ability, emphasizing potential.
be accomplished in the
This emphasizes a history of success and achievement in a particular area.
FAQs
How can I use "be proficient in the" in a sentence?
The phrase "be proficient in the" is used to describe someone's competence or skill in a particular area. For example, "To excel in this role, you must "be proficient in the" use of advanced software tools".
What are some alternatives to "be proficient in the"?
You can use alternatives like "be skilled in the", "be adept at the", or "have expertise in the" depending on the specific context.
Is it better to say "be proficient in" or "be proficient at"?
While both "be proficient in" and "be proficient at" are grammatically correct, ""be proficient in the"" is generally used to refer to a subject, field, or language. Using "at" is more appropriate when referring to a specific task or skill.
What does it mean to "be proficient in the"?
To ""be proficient in the"" means to have a good level of skill and competence in a particular area or subject. It implies that you are capable of performing tasks related to that area effectively.
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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
82%
Authority and reliability
4.5/5
Expert rating
Real-world application tested