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
it speculated that
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "it speculated that" is not correct in standard written English.
The correct form would be "it is speculated that." Example: "It is speculated that the new policy will lead to significant changes in the industry."
⚠ May contain grammatical issues
News & Media
Science
Alternative expressions(20)
it is believed that
it is speculated that
it is thought that
it is suggested that
It is speculated that
it hypothesized that
it suggested that
it inferred that
it believed that
it presumed that
it assumed that
it imagined that
it predicted that
it alleged that
it considered that
it suspected that
it anticipated that
it estimated that
it postulated that
it implied that
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
21 human-written examples
The first naturalist to examine it speculated that its owner had been a sea animal and had used its elongated arms as paddles.
News & Media
The fish biologist (and veteran beachcomber) who found it speculated that, based on its condition, the wreck was less than a month old.
News & Media
It speculated that compounds in semen have antidepressant effects.
News & Media
It speculated that diminishing ice in the warming Arctic might have contributed to their fate.
News & Media
It speculated that Deanne had taken her own life after learning that her mother was suffering from a medical condition.
News & Media
However, it speculated that the ISI could have been motivated kill Ms Jahangir "to quiet public criticism of the military".
News & Media
Human-verified similar examples from authoritative sources
Similar Expressions
38 human-written examples
However, it speculates that the Scottish people will consider "economic factors" when it comes to their voting decision.
News & Media
After no word was heard on the album, it was speculated that it had been scrapped.
Wiki
It is speculated that if repetitive DNA is transposable, it may create novel genes [62].
It is speculated that the photodecomposition proceeds through the initial formation of radical cations.
Science
It is speculated that the motion of polymer chains was enhanced with the diffusion of CO2.
Science
Expert writing Tips
Best practice
Use the passive voice construction "it is speculated that" for grammatically correct and formal writing. This is widely accepted and avoids the error of using "it speculated that".
Common error
Avoid using "it speculated that" in formal writing. Always use the passive form "it is speculated that" to maintain grammatical correctness and clarity.
Source & Trust
81%
Authority and reliability
2.4/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "it speculated that" functions as a clause introducing a speculation or conjecture. However, it's grammatically flawed. As Ludwig AI highlights, the correct form is "it is speculated that."
Frequent in
News & Media
67%
Science
30%
Wiki
3%
Less common in
Formal & Business
0%
Encyclopedias
0%
Reference
0%
Ludwig's WRAP-UP
In summary, while the phrase "it speculated that" appears in various sources, including news and media, Ludwig AI points out that it's grammatically incorrect. The correct form is "it is speculated that". This construction should be used to express conjecture in a grammatically sound manner, especially in formal writing. Always opt for "it is speculated that" or alternative phrases like "it is believed that" or "it is suggested that" to maintain accuracy and clarity. While common in certain contexts, grammatical correctness should be prioritized.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
it hypothesized that
Replaces "speculated" with "hypothesized", suggesting a more formal, scientific conjecture.
it suggested that
Replaces "speculated" with "suggested", indicating a milder form of conjecture.
it posited that
Replaces "speculated" with "posited", implying a more assertive proposition but still speculative.
it surmised that
Replaces "speculated" with "surmised", indicating a conclusion reached with limited evidence.
it inferred that
Replaces "speculated" with "inferred", suggesting a conclusion drawn from available information.
it believed that
Replaces "speculated" with "believed", indicating a conviction without necessarily having concrete proof.
it presumed that
Replaces "speculated" with "presumed", implying an assumption based on probability.
it assumed that
Replaces "speculated" with "assumed", suggesting taking something for granted without proof.
it imagined that
Replaces "speculated" with "imagined", connoting a thought that may not be based in reality.
it predicted that
Replaces "speculated" with "predicted", focusing on forecasting a future outcome.
FAQs
What is the correct way to say "it speculated that"?
The grammatically correct way to phrase this is "it is speculated that". The original phrasing is considered incorrect in standard written English.
What are some alternatives to "it is speculated that"?
Alternatives include "it is believed that", "it is thought that", or "it is suggested that", depending on the nuance you want to convey.
Is "it speculated that" formal or informal?
While "it speculated that" appears in some news articles, it's generally considered grammatically incorrect for formal writing. "It is speculated that" is more appropriate for formal contexts.
What is the difference between "it speculated that" and "it is speculated that"?
The phrase "it speculated that" is grammatically incorrect. The passive voice construction "it is speculated that" is the correct and accepted form, indicating a speculation made by an unspecified entity.
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
81%
Authority and reliability
2.4/5
Expert rating
Real-world application tested