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 believed
Grammar usage guide and real-world examplesUSAGE SUMMARY
The part of a sentence "they were believed" is correct and usable in written English.
You can use it to indicate that something is generally accepted to be true or factual by the general public. For example, "Back in the 19th century, they were believed to be the only organisms capable of photosynthesis."
✓ Grammatically correct
News & Media
Science
Academia
Alternative expressions(19)
they were regarded as
it was the prevailing view that
they were considered to be
they were been
they were preferred
they were anticipated
they were thought
they were perceived
they were considered
they were envisioned
they were felt
they were viewed
they were suggested
they were conceived
they were attributed
they were seemed
they were gave
they were argued
they were acknowledged
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
They were believed.
News & Media
They were believed to be the biggest in decades.
News & Media
They were believed to be too sick to live.
News & Media
Oh, and they were believed to have forked tongues.
News & Media
They were believed responsible for the Dujail arrests.
News & Media
In Greenland they were believed to forecast storms, but elsewhere they were believed to foretell fine weather.
News & Media
Absentee voters were excluded because they were believed to vote early, before the receipt of these mailings.
Academia
They were believed to be plotting to blow up the US embassy in Sarajevo.
News & Media
She said they were believed to form the majority of the stolen documents.
News & Media
They were believed to have joined IS and encouraged their younger siblings to join too.
News & Media
The Kenites' name was derived from Cain, whose descendants they were believed to be.
Encyclopedias
Expert writing Tips
Best practice
When using "they were believed", ensure the subject is clear and the context provides sufficient information about who held the belief. Avoid vagueness by specifying the group or individuals holding the belief if possible.
Common error
While "they were believed" is grammatically correct, excessive use of the passive voice can make your writing sound weak or indirect. Consider rephrasing to use the active voice where appropriate to create a more engaging and direct style.
Source & Trust
83%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "they were believed" functions as a passive construction, indicating that a group or entity was the object of a belief. Ludwig AI confirms that this phrase is grammatically correct and suitable for written English, denoting a state of accepted truth.
Frequent in
News & Media
45%
Science
25%
Academia
15%
Less common in
Encyclopedias
5%
Wiki
3%
Formal & Business
2%
Ludwig's WRAP-UP
In summary, "they were believed" is a grammatically correct and frequently used phrase in the English language. Ludwig AI validates its usability, highlighting its role in conveying past beliefs across various contexts. Predominantly found in News & Media, Science, and Academia, this phrase suits neutral to formal registers. While effective, writers should avoid over-reliance on passive voice and consider active alternatives for a more direct style. To enhance clarity, it's best to specify who held the belief when possible. The provided examples and analyses offer a comprehensive understanding of this versatile phrase.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
the general consensus was that they were
Indicates a broader agreement or collective opinion.
it was the prevailing view that
Highlights the widespread acceptance of a particular viewpoint.
it was thought they were
Rephrases the belief more generally, focusing on the thinking rather than the believing.
they were regarded as
Highlights the act of considering or viewing something in a certain way.
they were considered to be
Similar to 'regarded as' but can suggest a more formal or official assessment.
they were deemed to be
Indicates a more formal judgment or assessment.
it was their understanding that
Shifts the emphasis to the subject's understanding, implying a personal interpretation.
it was their impression that
Focuses on the impression or feeling they had.
they were presumed to be
Emphasizes the act of presuming or taking something for granted.
people assumed them to be
Emphasizes the assumption made by people.
FAQs
How can I use "they were believed" in a sentence?
Use "they were believed" to express that something was generally accepted as true in the past. For example, "In ancient times, "they were believed" to have magical powers".
What are some alternatives to "they were believed"?
Alternatives include "it was thought they were", "they were regarded as", or "the general consensus was that they were", depending on the specific nuance you want to convey.
Is it better to use active or passive voice with "they were believed"?
While "they were believed" is grammatically correct, using the active voice (e.g., "People believed them to be") can sometimes make your writing more direct and engaging. Choose the voice that best suits the context and desired emphasis.
What's the difference between "they were believed" and "they are believed"?
"They were believed" indicates that the belief was held in the past, while "they are believed" suggests the belief is currently held. For example, "They were believed to be gods in ancient times" versus "They are believed to be hiding somewhere".
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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
83%
Authority and reliability
4.5/5
Expert rating
Real-world application tested