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Justyna Jupowicz-Kozak

CEO of Professional Science Editing for Scientists @ prosciediting.com

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undoubtedly believe

Grammar usage guide and real-world examples

USAGE SUMMARY

The phrase "undoubtedly believe" is correct and usable in written English.
It can be used when expressing a strong conviction or certainty about a belief or opinion. Example: "I undoubtedly believe that education is the key to success in life."

✓ Grammatically correct

News & Media

Academia

Encyclopedias

Human-verified examples from authoritative sources

Exact Expressions

11 human-written examples

Most of us undoubtedly believe that the Sept. 11 disaster will never be forgotten.

News & Media

The New York Times

Chinese readers will undoubtedly believe the book's accounts of her 1995 and 1998 trips to China, but they are being lied to.

News & Media

The New York Times

New York City is back at the center of the baseball universe, where most of its citizens undoubtedly believe it should be.

News & Media

The New York Times

Muslims who eat meat at every iftar (fast-breaking evening meal) this month undoubtedly believe they are doing the right thing.

on few normal things, The website taste is wonderful, the articles is actually excellent : D. Individuals whom operate NPR are fooling themselves if they undoubtedly believe that is about maintaining journalistic objectivity.

While many American Catholics undoubtedly believe that the Vatican should change its teachings with regard to issues like the ordination of women and allowing priests to marry, these are not "central doctrines" in Catholicism.

News & Media

The New York Times
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Human-verified similar examples from authoritative sources

Similar Expressions

49 human-written examples

She will be looking down now from the heaven she undoubtedly believed in, and smiling.

News & Media

The Guardian

He undoubtedly believes one thing though: civilisation is a good thing.

4. MINNESOTA TIMBERWOLVES -- Kevin Garnett undoubtedly believes he is every bit as good as Tim Duncan.

By wading into realms where the district courts traditionally have leeway, the Supreme Court majority undoubtedly believes it is correcting lower-court mistakes.

News & Media

The New York Times

The counterflow LMTD is used because it is undoubtedly believed that its value for two countercurrent streams is higher than when the same streams are arranged in concurrent flow.

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Expert writing Tips

Best practice

Use "undoubtedly believe" when you want to express a strong conviction without leaving room for doubt. It adds emphasis to your statement.

Common error

Avoid using "undoubtedly believe" in very informal contexts, as it can sound overly formal or stilted. Opt for simpler expressions like "I think" or "I'm sure" in casual conversations.

Antonio Rotolo, PhD - Digital Humanist | Computational Linguist | CEO @Ludwig.guru

Antonio Rotolo, PhD

Digital Humanist | Computational Linguist | CEO @Ludwig.guru

Source & Trust

84%

Authority and reliability

4.1/5

Expert rating

Real-world application tested

Linguistic Context

The phrase "undoubtedly believe" functions as an intensifier followed by a verb, expressing a strong assertion or conviction. It highlights the speaker's certainty regarding a particular belief or opinion. Ludwig's examples show that it's commonly used to convey confidence in a statement.

Expression frequency: Uncommon

Frequent in

News & Media

50%

Academia

20%

Encyclopedias

10%

Less common in

Science

10%

Wiki

0%

Formal & Business

0%

Ludwig's WRAP-UP

The phrase "undoubtedly believe" is a grammatically correct and usable expression that conveys a strong sense of certainty and conviction. Ludwig AI identifies it as an adverb + verb phrase, functioning to intensify the belief being expressed. It is most commonly found in news and media contexts and is generally considered appropriate for neutral to formal registers. While effective for emphasizing conviction, avoid overuse in informal settings where it might sound stilted. Alternatives such as "firmly believe" or "strongly believe" can provide similar emphasis with slight variations in tone.

FAQs

What does "undoubtedly believe" mean?

The phrase "undoubtedly believe" means to have a strong and certain conviction about something, leaving no room for doubt.

How can I use "undoubtedly believe" in a sentence?

You can use "undoubtedly believe" to express a strong conviction. For example: "I undoubtedly believe that hard work leads to success."

What are some alternatives to "undoubtedly believe"?

You can use alternatives like "firmly believe", "strongly believe", or "genuinely believe" depending on the context.

Is there a difference between "undoubtedly believe" and "certainly believe"?

While both express confidence, "undoubtedly believe" implies a slightly stronger, more emphatic conviction than "certainly believe". "Undoubtedly" suggests there's no room for any doubt whatsoever.

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Source & Trust

84%

Authority and reliability

4.1/5

Expert rating

Real-world application tested

Most frequent sentences: