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Justyna Jupowicz-Kozak
CEO of Professional Science Editing for Scientists @ prosciediting.com
mouth slightly open
Grammar usage guide and real-world examplesUSAGE SUMMARY
'mouth slightly open' is a correct and usable phrase in written English.
You can use it when you are describing a person's facial expression or posture. For example, "Sam stood still, his mouth slightly open in shock."
✓ Grammatically correct
News & Media
Wiki
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
35 human-written examples
Kitaru, mouth slightly open, stared at me in amazement.
News & Media
Head back, mouth slightly open, he sleeps for a few seconds before waking up.
News & Media
Pharrell listened with his mouth slightly open and his brow furrowed.
News & Media
I push my nose into the glass and breathe in with my mouth slightly open, as instructed.
News & Media
"Dean consistently showed anger by pressing his lips together or tensely holding his mouth slightly open," Mr. Hill said.
News & Media
He stood there for a moment with his mouth slightly open, and then he pointed to himself.
News & Media
Human-verified similar examples from authoritative sources
Similar Expressions
25 human-written examples
Antiope's chubby chin is lifted, her mouth slightly opened as if in a snore, snouty nostrils upturned, an arm wrapped about her head exposing tufts of armpit hair.
News & Media
His mouth hangs slightly open.
News & Media
If the mouth is slightly open when both longitudinal and circular muscles of the trunk contract, fluid flows out of the internal space, and the body shrinks.
Encyclopedias
Her usually vituperative red mouth was slightly open.
News & Media
The donkey's ears are pricked back and its mouth is slightly open as if it were dully aware something is happening.
News & Media
Expert writing Tips
Best practice
When describing a sleeping person, "mouth slightly open" can add a touch of realism and vulnerability to the scene.
Common error
Don't use "mouth slightly open" when the context requires a more expressive term like "gaping mouth" or "wide-open mouth". Overusing "slightly" can weaken the impact of your descriptions.
Source & Trust
84%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "mouth slightly open" functions primarily as a descriptive adjective phrase. It modifies a noun (usually a person or animal) by providing a specific detail about their facial expression. Ludwig AI confirms this as correct and usable in written English.
Frequent in
News & Media
54%
Wiki
21%
Reference
8%
Less common in
Encyclopedias
2%
Formal & Business
0%
Science
0%
Ludwig's WRAP-UP
The phrase "mouth slightly open" is a grammatically sound and commonly used adjective phrase to describe a facial expression. Ludwig AI validates its correctness and usability in written English. It serves to provide visual detail, often suggesting emotions such as surprise, relaxation, or contemplation. Predominantly found in News & Media and Wiki sources, its neutral register makes it versatile for various descriptive purposes. Alternatives include "lips parted" or "ajar mouth", offering nuanced variations for more precise depictions.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
mouth a little open
A simple rephrasing using "a little" instead of "slightly".
partially open mouth
Replaces "slightly" with "partially" to convey a similar degree of openness.
lips parted
Focuses on the lips being separated, a key component of the original phrase.
lips ajar
Similar to "lips parted" but uses "ajar" for a slightly more formal tone.
ajar mouth
Emphasizes the state of being open, albeit slightly, with a more concise term.
mouth a crack
Emphasizes a very small opening of the mouth.
unclosed mouth
Directly states that the mouth is not completely closed.
slack jaw
Implies a relaxed or surprised state with the mouth open.
gaping mouth
Indicates a wider opening of the mouth, often suggesting surprise or shock.
mouth agape
Describes a state of wonder or shock where the mouth is wide open.
FAQs
How can I describe a similar expression to "mouth slightly open"?
You can use alternatives like "lips parted", "ajar mouth", or "partially open mouth" depending on the nuance you want to convey.
What does it mean when someone's mouth is slightly open?
A "mouth slightly open" can indicate a variety of emotions, including surprise, confusion, relaxation, or even sleepiness. The specific meaning depends heavily on the context and other facial expressions.
Is it grammatically correct to say "mouth slightly open"?
Yes, "mouth slightly open" is a grammatically correct and commonly used phrase in English to describe a physical characteristic or expression.
When is it appropriate to use the phrase "mouth slightly open" in writing?
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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
84%
Authority and reliability
4.5/5
Expert rating
Real-world application tested