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Justyna Jupowicz-Kozak quote

Justyna Jupowicz-Kozak

CEO of Professional Science Editing for Scientists @ prosciediting.com

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sly grin

Grammar usage guide and real-world examples

USAGE SUMMARY

'sly grin' is correct and usable in written English.
It is an expression used to describe a sly or mischievous expression on someone's face. For example: He gave her a sly grin as he opened the door for her.

✓ Grammatically correct

News & Media

Human-verified examples from authoritative sources

Exact Expressions

58 human-written examples

Only Phumile's sly grin remained.

News & Media

The New York Times

"Oh," he said to the moderator, with a sly grin.

News & Media

The New York Times

With a sly grin, he replied, "Don't you know?

News & Media

The New Yorker

A sly grin will be considered the same as smiling.

News & Media

The New York Times

"There's a reason why it's a secret ballot," Mr. Sandburg said with a sly grin.

News & Media

The New York Times

"I don't have time today," the mayor said, with a sly grin.

News & Media

The New York Times

"He's not really that good, is he?" asked Iniesta's teammate, Juan Mata, with a sly grin.

News & Media

The New York Times

"I love the quiet during moments like this," she noted, flashing a sly grin.

News & Media

The New York Times

"The most beautiful colors, of course," he said with a sly grin.

News & Media

The New Yorker

He added, with a sly grin, "That's all I can say — they're more attractive".

News & Media

The New York Times

"It's like nobody wants to sort this out," he added with a sly grin.

News & Media

The New York Times
Show more...

Expert writing Tips

Best practice

Use "sly grin" to subtly indicate a character's hidden intentions or enjoyment of a secret. It adds depth to character portrayal and can create suspense.

Common error

Avoid using "sly grin" excessively to describe every character's smile. Vary your descriptions with alternatives like "knowing smile" or "mischievous smile" to maintain reader engagement and avoid monotony.

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

Antonio Rotolo, PhD

Digital Humanist | Computational Linguist | CEO @Ludwig.guru

Source & Trust

93%

Authority and reliability

4.5/5

Expert rating

Real-world application tested

Linguistic Context

The phrase "sly grin" functions as a descriptive element, modifying a subject by attributing to them a particular facial expression. It suggests a hidden intention or amusement, as shown in Ludwig examples.

Expression frequency: Very common

Frequent in

News & Media

100%

Less common in

Formal & Business

0%

Science

0%

Encyclopedias

0%

Ludwig's WRAP-UP

The phrase "sly grin" is a common and grammatically correct expression used to describe a facial expression that hints at hidden intentions or mischievous amusement. As Ludwig AI confirms, it’s a versatile phrase frequently found in news and media contexts. While "sly grin" is generally neutral, overuse should be avoided, and alternative descriptions like "knowing smile" or "mischievous smile" can provide variety. The expression serves to subtly convey a character’s inner thoughts or add intrigue to a situation, making it a valuable tool for descriptive writing.

FAQs

How can I use "sly grin" in a sentence?

You can use "sly grin" to describe a facial expression that suggests someone knows something others don't or is secretly amused. For example: "He gave a "sly grin" when he heard the news."

What's the difference between "sly grin" and "smirk"?

A "sly grin" implies a cunning or mischievous amusement, while a "smirk" often suggests self-satisfaction or disdain. The "sly grin" is subtle and secretive, whereas a "smirk" is often more overt and arrogant.

What can I say instead of "sly grin"?

Alternatives include "knowing smile", "mischievous smile", or "secretive smile", depending on the specific nuance you want to convey.

Is "sly grin" formal or informal?

"Sly grin" is generally considered neutral in tone and can be used in both formal and informal contexts. However, it's most common in narrative or descriptive writing rather than strict academic or business communications.

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Source & Trust

93%

Authority and reliability

4.5/5

Expert rating

Real-world application tested

Most frequent sentences: