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
they were efficient
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "they were efficient" is correct and usable in written English.
You can use it to describe a group or individuals who performed tasks effectively and with minimal waste of resources or time. Example: "The team completed the project ahead of schedule; they were efficient in their approach to problem-solving."
✓ Grammatically correct
News & Media
Science
Formal & Business
Alternative expressions(5)
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
19 human-written examples
They were efficient.
News & Media
"They were efficient and high speed helicopters," he said.
News & Media
One auctioneer told Le Monde: "They were efficient.
News & Media
Though there were coups, they were efficient, French-run affairs with few casualties.
News & Media
When the Colts opened up the passing game and took shots down the field, they were efficient.
News & Media
But with their three doors and high passenger capacities they were efficient at moving people around speedily.
News & Media
Human-verified similar examples from authoritative sources
Similar Expressions
41 human-written examples
They are efficient.
News & Media
They're efficient, to the point.
News & Media
But had they been efficient?
News & Media
"They are efficient, and get great margins.
News & Media
They're efficient, convenient, and affordable.
News & Media
Expert writing Tips
Best practice
When using "they were efficient", consider specifying the area where the efficiency was demonstrated for greater clarity. For example, "they were efficient in resource allocation."
Common error
Avoid using "they were efficient" as a generic compliment. Provide specific examples of their actions or processes that made them efficient to give your statement more impact and credibility.
Source & Trust
86%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "they were efficient" primarily functions as a descriptive statement. It attributes the quality of efficiency to a group or entity. Ludwig examples demonstrate its use in various contexts to highlight effectiveness and resourcefulness.
Frequent in
News & Media
55%
Science
30%
Formal & Business
10%
Less common in
Encyclopedias
3%
Wiki
2%
Academia
0.0001%
Ludwig's WRAP-UP
In summary, the phrase "they were efficient" is a grammatically correct and frequently used expression to describe a group's effectiveness and resourcefulness. Ludwig AI confirms its positive sentiment and widespread use across diverse contexts, particularly in News & Media and Science. When employing this phrase, it's crucial to provide specific details to enhance clarity and avoid generic usage. Alternatives such as "they operated effectively" or "they demonstrated competence" may be suitable for more formal settings.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
they operated effectively
Focuses on the manner of operation, emphasizing the positive outcome of their actions.
they functioned optimally
Highlights the superior level of functioning, implying the best possible performance.
they demonstrated competence
Shifts the focus to the visible display of their skills and abilities.
they were highly productive
Emphasizes the quantity of output achieved, showcasing their ability to produce a significant amount.
they achieved results quickly
Focuses on the speed of achieving desired outcomes, highlighting their swiftness.
they handled it skillfully
Emphasizes proficiency and expertise in managing a situation or task.
they were resourceful
Highlights their ability to find clever ways to overcome difficulties and achieve goals.
they streamlined the process
Indicates an improvement in efficiency by simplifying or optimizing a procedure.
they were well-organized
Highlights their structured approach to efficiency, demonstrating their planning and order.
they maximized output
Focuses on achieving the greatest possible yield or result from their efforts.
FAQs
How can I rephrase "they were efficient" to sound more formal?
In more formal contexts, you might consider alternatives like "they demonstrated competence", or "they operated effectively" to convey a similar meaning with a more professional tone.
What does it mean to say that "they were efficient"?
Saying "they were efficient" means that a group or individuals were able to accomplish tasks effectively and with minimal waste of time, resources, or effort. It indicates a high degree of competence and organization.
What's the difference between "they were efficient" and "they were effective"?
While both terms are positive, "efficient" emphasizes minimizing waste and maximizing output, whereas "effective" focuses on achieving the desired result, regardless of the resources used. "They were efficient" suggests streamlined processes; "they were effective" suggests successful outcomes.
Is it better to say "they were efficient" or "they worked efficiently"?
Both are correct, but "they were efficient" describes a state of being, highlighting their inherent capability for efficiency. "They worked efficiently" emphasizes the manner in which they performed their tasks. The best choice depends on whether you want to describe their general quality or their specific actions.
Editing plus AI, all in one place.
Stop switching between tools. Your AI writing partner for everything—polishing proposals, crafting emails, finding the right tone.
Table of contents
Usage summary
Human-verified examples
Expert writing tips
Linguistic context
Ludwig's wrap-up
Alternative expressions
FAQs
Source & Trust
86%
Authority and reliability
4.5/5
Expert rating
Real-world application tested