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

tough to keep that up

Grammar usage guide and real-world examples

USAGE SUMMARY

The phrase "tough to keep that up" is correct and usable in written English.
It can be used when discussing the difficulty of maintaining a certain behavior, standard, or effort over time. Example: "After a few weeks of intense training, I found it tough to keep that up without feeling exhausted."

✓ Grammatically correct

News & Media

Wiki

Human-verified similar examples from authoritative sources

Similar Expressions

60 human-written examples

"But it's tough to keep that sort of level of intensity up.

News & Media

BBC

But the salaries in our league range from $13,000 to $150,000, and for the guys with families it is tough to keep giving that up to chase a dream that doesn't happen.

"What we find with these frameworks and tooling, is that it's not easy to set up as an integrated offering, and the evolution is happening so fast that it's tough to keep up with what you should be using in terms of APIs around that". The service is designed to alleviate those issues for developers.

News & Media

TechCrunch

"What we find with these frameworks and tooling, is that it's not easy to set up as an integrated offering, and the evolution is happening so fast that it's tough to keep up with what you should be using in terms of APIs around that".

News & Media

TechCrunch

You have to keep that anxiety up!

It's getting tough to keep up with all of the location-related developments leading up to this year's SXSW, and they just keep coming.

News & Media

TechCrunch

If there's one problem with Netrunner it's that, as a living card game, it's tough to keep up with.

News & Media

Vice

The actors acknowledged that the constant revisions were tough to keep up with.

News & Media

The New York Times

Watson is five shots clear of the Australian now - if he can keep his recent form up, he'll be tough to keep up with today.

At that point, Na said, "I knew it was going to be tough to keep up with them because they're going to start taking off".

News & Media

The New York Times

And some people accept that it's just business and it's tough to keep up with everyone.

News & Media

TechCrunch
Show more...

Expert writing Tips

Best practice

Use "tough to keep that up" when you want to emphasize the difficulty of maintaining a certain level, pace, or standard over a period of time. It implies that the initial effort or intensity is hard to sustain.

Common error

While "tough to keep that up" is widely understood, it might be perceived as slightly informal in certain professional or academic settings. Consider using more formal alternatives like "difficult to sustain" or "challenging to maintain" in those situations.

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

Antonio Rotolo, PhD

Digital Humanist | Computational Linguist | CEO @Ludwig.guru

Source & Trust

82%

Authority and reliability

4.3/5

Expert rating

Real-world application tested

Linguistic Context

The phrase "tough to keep that up" functions as an adjective phrase followed by an infinitive phrase. It describes the difficulty of maintaining a specific action, state, or level over time. Ludwig shows examples where this phrase is used to express challenges in sustaining effort or intensity.

Expression frequency: Uncommon

Frequent in

News & Media

67%

Wiki

21%

Formal & Business

4%

Less common in

Science

4%

Encyclopedias

0%

Academia

0%

Ludwig's WRAP-UP

The phrase "tough to keep that up" is a common expression used to describe the difficulty of maintaining a certain level, pace, or standard. According to Ludwig AI, the phrase is grammatically sound and usable in written English. While versatile, it's important to consider the context, as more formal alternatives may be suitable for professional or academic writing. It is frequently found in News & Media. Therefore, when looking for alternatives, think about replacing words like "tough", "keep" and "up" with words like "difficult", "sustain" and "maintain" to achieve similar meaning.

FAQs

What does "tough to keep that up" mean?

It means that it is difficult to maintain a certain level of effort, intensity, or standard. It implies that while achieving something initially might be possible, continuing at that level is challenging.

What can I say instead of "tough to keep that up"?

You can use alternatives like "difficult to maintain", "hard to sustain", or "challenging to continue" depending on the context.

Is "tough to keep that up" grammatically correct?

Yes, "tough to keep that up" is grammatically correct and commonly used in English. Ludwig AI confirms its usability in written English.

In what contexts is it appropriate to use "tough to keep that up"?

It is appropriate in a variety of contexts, particularly when discussing challenges in maintaining a certain pace, standard, or level of effort. However, in more formal settings, consider using alternatives like "difficult to sustain".

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

82%

Authority and reliability

4.3/5

Expert rating

Real-world application tested

Most frequent sentences: