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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
speak truthfully
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "speak truthfully" is correct and usable in written English.
You can use it when encouraging someone to communicate honestly or to express the importance of honesty in conversation. Example: "In our discussions, it's essential that we speak truthfully to build trust among team members."
✓ Grammatically correct
News & Media
Science
Wiki
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
33 human-written examples
IT IS not always easy for a man to speak truthfully about his early childhood.
News & Media
Once you open the door and are honest, you have to continue to speak truthfully and be completely open".
News & Media
I think it's so important that allies, especially strong allies like Britain and America, speak truthfully with one another.
News & Media
Mamet wants to tell us that it's impossible for people with black skin and people with white skin to speak truthfully about each other in America.
News & Media
"We think this will go a long way toward making people who want to do business in California to speak truthfully," he said.
News & Media
Behind this effacement, there seems to lurk a deepening distrust in writing itself, a crisis of faith in the ability of words to either capture the essence of a life or else speak truthfully to its essenceless condition.
News & Media
Human-verified similar examples from authoritative sources
Similar Expressions
26 human-written examples
And then, when it was time to come forward, spoke truthfully".
News & Media
The expectation that people are speaking truthfully to each other is essential to a civil society.
News & Media
His campaign has also pointed out that he has spoken truthfully on other occasions about not serving in Vietnam.
News & Media
Mr. Mermelstein notes: "If Herrmann was speaking truthfully, his statement reveals a naïve view of how music is perceived by the public, to say nothing of the critics".
News & Media
He said the inquiry would consider granting "protected measures" to whistleblowers who were afraid of criticising their employer or speaking truthfully about press ethics.
News & Media
Expert writing Tips
Best practice
When aiming to build trust, use "speak truthfully" to highlight the importance of honesty in your communication. This phrase emphasizes a commitment to accuracy and sincerity.
Common error
Avoid using "speak truthfully" when you mean "speak literally". "Speak truthfully" means to be honest, while "speak literally" means to interpret words in their exact, non-figurative sense.
Source & Trust
87%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "speak truthfully" functions as an adverbial phrase modifying a verb, indicating the manner in which someone should speak. Ludwig AI confirms this usage with numerous examples where it describes the act of communicating in an honest way.
Frequent in
News & Media
45%
Science
25%
Wiki
15%
Less common in
Formal & Business
5%
Encyclopedias
3%
Reference
2%
Ludwig's WRAP-UP
The phrase "speak truthfully" is a grammatically sound and frequently used expression that emphasizes the importance of honesty in communication. Ludwig AI analysis confirms its prevalence across various contexts, especially in News & Media and Science. While the phrase is generally versatile, it's important to distinguish it from similar expressions like "speak literally" to avoid misinterpretation. When aiming to foster trust and transparency, "speak truthfully" serves as a potent reminder to communicate with integrity.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
speak honestly
Emphasizes the absence of deceit when communicating.
speak truly
A more formal and somewhat archaic way of saying "speak truthfully".
speak sincerely
Focuses on the heartfelt nature of the communication.
speak genuinely
Highlights sincerity and authenticity in speech.
express truthfully
Focuses on the accurate conveyance of information or feelings.
speak openly
Suggests a willingness to share information without reservation.
speak candidly
Stresses honesty and straightforwardness, often in a formal setting.
speak frankly
Implies directness and candor, sometimes without concern for politeness.
speak accurately
Emphasizes precision and factual correctness in speech.
speak really
Adds emphasis to the act of speaking truthfully.
FAQs
How to use "speak truthfully" in a sentence?
You can use "speak truthfully" to emphasize the importance of honesty. For example: "It is crucial that all witnesses "speak truthfully" during the investigation."
What can I say instead of "speak truthfully"?
You can use alternatives like "speak honestly", "be honest", or "tell the truth" depending on the context.
Which is correct, "speak truthfully" or "speak truth"?
"Speak truthfully" and "speak truth" are both correct, but they have slightly different connotations. "Speak truthfully" emphasizes the manner of speaking, while "speak truth" emphasizes the content of the speech.
What's the difference between "speak truthfully" and "express truthfully"?
"Speak truthfully" refers to the act of uttering words honestly. "Express truthfully" refers to conveying something—an idea or feeling—in an honest manner.
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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
87%
Authority and reliability
4.5/5
Expert rating
Real-world application tested