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 quote

Justyna Jupowicz-Kozak

CEO of Professional Science Editing for Scientists @ prosciediting.com

MitStanfordHarvardAustralian Nationa UniversityNanyangOxford

difficult to tell

Grammar usage guide and real-world examples

USAGE SUMMARY

The phrase "difficult to tell" is correct and usable in written English.
You can use it when expressing uncertainty or ambiguity about a situation or information. Example: "It's difficult to tell whether the project will be completed on time given the current delays."

✓ Grammatically correct

News & Media

Academia

Science

Human-verified examples from authoritative sources

Exact Expressions

60 human-written examples

Difficult to tell.

News & Media

The Economist

"It's really difficult to tell".

News & Media

The New York Times

Difficult to tell exact situation.

News & Media

The New York Times

It wasn't difficult to tell.

News & Media

The New Yorker

That's difficult to tell.

It is extremely difficult to tell.

It was difficult to tell.

It's still difficult to tell.

"But it's difficult to tell now when".

News & Media

The New York Times

Often it's difficult to tell the difference.

News & Media

The New York Times

"It's never difficult to tell the truth.

News & Media

The New York Times
Show more...

Expert writing Tips

Best practice

When writing, consider the degree of uncertainty you want to convey. Alternatives like "impossible to know" suggest a stronger level of uncertainty than "hard to say".

Common error

While "difficult to tell" is acceptable in many contexts, avoid overuse in highly formal or scientific writing. Opt for more precise or sophisticated alternatives like "hard to determine" or "challenging to assess" to maintain a professional tone.

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

Antonio Rotolo, PhD

Digital Humanist | Computational Linguist | CEO @Ludwig.guru

Source & Trust

88%

Authority and reliability

4.6/5

Expert rating

Real-world application tested

Linguistic Context

The phrase "difficult to tell" functions as an adjective phrase followed by an infinitive, serving to express the degree of ease or difficulty in ascertaining something. According to Ludwig AI, the phrase follows standard grammar rules.

Expression frequency: Very common

Frequent in

News & Media

40%

Academia

30%

Science

15%

Less common in

Formal & Business

5%

Wiki

5%

Reference

5%

Ludwig's WRAP-UP

In summary, "difficult to tell" is a grammatically correct and very common phrase used to express uncertainty or ambiguity. According to Ludwig AI, the phrase follows standard grammar rules. It finds frequent use in news, academic, and scientific contexts, and is generally considered to have a neutral register. While acceptable in most situations, more precise language may be preferable in highly formal writing. Alternatives like "hard to say" or "not easy to determine" can be used depending on the desired level of formality and the specific nuance you want to convey. The phrase appears in authoritative sources like The New York Times and The Guardian.

FAQs

How can I use "difficult to tell" in a sentence?

You can use "difficult to tell" to express uncertainty or ambiguity about something. For example, "It's difficult to tell whether the project will be completed on time."

What are some alternatives to "difficult to tell"?

You can use alternatives like "hard to say", "not easy to determine", or "it's unclear" depending on the context.

Is "difficult to tell" formal or informal?

"Difficult to tell" is generally considered neutral and can be used in both formal and informal contexts. However, for highly formal writing, more precise alternatives might be preferred.

What's the difference between "difficult to tell" and "impossible to know"?

"Difficult to tell" implies uncertainty, while "impossible to know" suggests that determining the answer is beyond reach. The latter conveys a stronger sense of impossibility.

ChatGPT power + Grammarly precisionChatGPT power + Grammarly precision
ChatGPT + Grammarly

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.

Source & Trust

88%

Authority and reliability

4.6/5

Expert rating

Real-world application tested

Most frequent sentences: