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
CEO of Professional Science Editing for Scientists @ prosciediting.com
unable to mask
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "unable to mask" is correct and usable in written English.
It can be used in contexts where someone or something cannot conceal or hide a particular emotion, fact, or characteristic. Example: "Despite his efforts to remain calm, he was unable to mask his disappointment when he heard the news."
✓ Grammatically correct
News & Media
Science
Encyclopedias
Alternative expressions(4)
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
11 human-written examples
Pellegrini grinned, unable to mask his pride.
News & Media
Emmie would be high-strung, unable to mask her moods.
News & Media
"Oh," the man said, unable to mask his disappointment.
News & Media
Bourguiba, long in declining health, became unable to mask his autocratic tendencies.
Encyclopedias
BRUSSELS — European Union officials Wednesday were unable to mask their frustration with the downgrade of Greek debt by Standard & Poor's to junk status.
News & Media
Not only is his book extraordinarily short (145 half-filled pages, plus a few baffling formulae); it is thin, too, its loopy pretension unable to mask a fatal absence of content.
News & Media
Human-verified similar examples from authoritative sources
Similar Expressions
49 human-written examples
I've suspected that those who smoke them do so as an excuse to mask that they are often unable to stand up after a heavy meal.
News & Media
If a faction consists of less than a majority, relief is supplied by the republican principle, which enables the majority to defeat its sinister views by regular vote: It may clog the administration, it may convulse the society; but it will be unable to execute and mask its violence under the forms of the Constitution.
Academia
If this was the apocalypse, it was short-lived: By Wednesday morning, the air was clearing due to wind and incoming rain, good news for those who, like many homeless people, were unable to acquire masks.
News & Media
And seemingly everywhere, people were wearing air masks, a phenomenon the Washington Post called the "latest sign of the apocalypse". If this was the apocalypse, it was short-lived: By Wednesday morning, the air was clearing due to wind and incoming rain, good news for those who, like many homeless people, were unable to acquire masks.
News & Media
While at Sabrina's house, Carly Beth is shocked to find she is unable to remove the mask and that the mask has, in fact, become her face.
Wiki
Expert writing Tips
Best practice
Use "unable to mask" when you want to emphasize a lack of ability to conceal something, particularly emotions or intentions. It suggests that the attempt to hide something is unsuccessful.
Common error
Avoid using "unable to mask" in situations where a simple "cannot hide" would suffice. Overusing the phrase can make your writing sound unnecessarily formal or stilted. Consider the tone and audience before employing it.
Source & Trust
87%
Authority and reliability
4.1/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "unable to mask" functions as an adjective phrase modifying a noun or pronoun. It describes the subject's incapacity to conceal a feeling, intention, or other attribute. As Ludwig AI suggests, the phrase is grammatically correct and usable.
Frequent in
News & Media
40%
Science
40%
Encyclopedias
20%
Less common in
Formal & Business
0%
Wiki
0%
Academia
0%
Ludwig's WRAP-UP
In summary, the phrase "unable to mask" is a grammatically correct and usable expression that describes the inability to conceal something, often emotions or intentions. Ludwig AI confirms its correctness. While not overly common, it appears in a range of reputable sources, including news media, scientific publications, and encyclopedias. Simpler alternatives like "cannot hide" or "fails to conceal" may be suitable for less formal contexts. Using "unable to mask" effectively involves considering the desired level of formality and the specific nuance of involuntary revelation you aim to convey.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
unable to conceal
Replaces "mask" with the synonym "conceal", maintaining a similar level of formality.
incapable of concealing
Replaces "unable" with "incapable" and "mask" with "concealing", offering a slightly more formal tone.
cannot hide
Uses simpler vocabulary for both "unable" and "mask", resulting in a more direct and less nuanced expression.
fails to conceal
Shifts the focus to the act of concealing and its failure, rather than the inability of the subject.
cannot disguise
Substitutes "mask" with "disguise", implying a deliberate attempt to alter appearance or nature.
struggles to hide
Conveys a sense of difficulty in concealing, adding an element of effort.
finds it impossible to conceal
Emphasizes the impossibility of concealing, making the statement stronger.
is transparent
Uses a more metaphorical expression, suggesting that the subject's true feelings or intentions are easily seen.
wears emotions on sleeve
An idiomatic way of saying that someone's feelings are very obvious and cannot be hidden.
is an open book
Similar to "is transparent", indicating that the subject's thoughts and feelings are easily understood.
FAQs
How can I use "unable to mask" in a sentence?
You can use "unable to mask" to describe someone's inability to hide their emotions or intentions. For example, "He was unable to mask his disappointment when his team lost".
What's a simpler way to say "unable to mask"?
Alternatives to "unable to mask" include "cannot hide", "fails to conceal", or "unable to conceal". These options provide similar meanings with potentially less formal language.
Is it better to say "unable to mask" or "unable to conceal"?
Both "unable to mask" and "unable to conceal" are grammatically correct and have similar meanings. "Unable to conceal" might be slightly more common in general usage, but "unable to mask" can add a nuanced emphasis on the act of covering something up.
In what kind of writing is "unable to mask" most appropriate?
"Unable to mask" is suitable for formal writing, news articles, or situations where a degree of sophistication in language is desired. For informal contexts, simpler alternatives might be more appropriate.
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.
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
4.1/5
Expert rating
Real-world application tested