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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
keep up the act
Grammar usage guide and real-world examplesUSAGE SUMMARY
"keep up the act" is correct and usable in written English.
You could use it when you want to encourage someone to maintain a particular behavior or attitude. For example: "Keep up the act, and you'll surely impress your future employers at the interview!".
✓ Grammatically correct
Wiki
News & Media
Alternative expressions(2)
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
13 human-written examples
Keep up the act, to make it believable.
Wiki
How long, I ask, does he keep up the act?
News & Media
He says that his two friends are playing roles, and marvels at their ability to keep up the act.
News & Media
Gypsy could walk and never needed a feeding tube, yet was forced to keep up the act by her mother.
News & Media
He and his team of about 60 add a delay to Amy's responses to keep up the act, as though she's typing.
News & Media
The move back to Michigan last year was chronicled in Shoot Me, a documentary that probably came a few years too late, when Stritch was frail and struggling to keep up the act.
News & Media
Human-verified similar examples from authoritative sources
Similar Expressions
47 human-written examples
He keeps up the act until she's gone, but then he's alone in the quiet, sunny house, checking the phone to see if it's still working, getting a cup of tea ready for Gramma in case she wakes, desperately hoping she'll stay asleep until his mother gets home.
News & Media
Keep up the routine.
Wiki
Keep up the pace.
Wiki
Keep up the good act it doesn't work if you stop, it actually looks suspicious.
Wiki
Keep up the Random Acts of Kindness!
News & Media
Expert writing Tips
Best practice
When using "keep up the act", ensure the context clearly indicates who is being deceived and the purpose of the deception. This adds clarity and impact to your writing.
Common error
Avoid using "keep up the act" when the situation involves genuine effort or performance enhancement. It implies a deliberate attempt to mislead, not simply improve.
Source & Trust
83%
Authority and reliability
4.3/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "keep up the act" functions as a directive or encouragement to maintain a specific behavior, often one that is insincere or deceptive. As confirmed by Ludwig, it's usable in written English and provides direction.
Frequent in
Wiki
41%
News & Media
41%
Science
18%
Less common in
Formal & Business
0%
Encyclopedias
0%
Reference
0%
Ludwig's WRAP-UP
The phrase "keep up the act" is a directive to maintain a particular behavior or pretense, often with an underlying implication of deception. Ludwig AI confirms its grammatical correctness and usability in written English. While not overly formal, it's versatile enough for various contexts, including news and media, though it is most common in Wiki-based content, with about 41% of occurrences each. To maintain impact and clarity, ensure the context explicitly identifies the target of the deception and the purpose of maintaining the pretense. Remember that using "keep up the act" is most appropriate when a deliberate attempt to mislead is present, and less so for describing genuine efforts or performance enhancements.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
maintain the pretense
Focuses on sustaining a false appearance or impression.
continue the charade
Emphasizes the deceptive or insincere nature of the performance.
sustain the illusion
Highlights the creation and preservation of a false reality.
play the part
Focuses on the active performance of a role, often with an implication of insincerity.
feign the behavior
Highlights the insincere imitation of specific actions or mannerisms.
uphold the facade
Stresses the maintenance of an outward appearance that conceals a different reality.
carry on with the show
Implies a theatrical or performative aspect to the deception.
stick to the story
Focuses on maintaining consistency in a fabricated narrative.
keep the game going
Suggests an ongoing deception or manipulation.
persevere with the deception
Highlights the persistence in maintaining a false front.
FAQs
How can I use "keep up the act" in a sentence?
You can use "keep up the act" to advise someone to maintain a pretense or facade. For instance, "If you want to impress them, you need to "keep up the act" of being knowledgeable about the subject."
What is a good alternative to "keep up the act"?
Alternatives include "maintain the pretense", "continue the charade", or "sustain the illusion", depending on the specific nuance you wish to convey.
What does it mean to "keep up the act"?
To "keep up the act" means to maintain a facade, pretense, or deceptive behavior, usually to achieve a specific goal or to avoid revealing one's true nature or intentions.
Is "keep up the act" formal or informal?
"Keep up the act" is generally considered informal. More formal alternatives might include "maintain a pretense" or "continue the facade".
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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
83%
Authority and reliability
4.3/5
Expert rating
Real-world application tested