SLY Synonyms: 169 Similar and Opposite Words

Q: How is the word 'sly' distinct from other similar adjectives?

Some common synonyms of sly are artful , crafty , cunning , foxy , slick , tricky , and wily . While all these words mean "attaining or seeking to attain one's ends by guileful or devious means," sly implies furtiveness, lack of candor, and skill in concealing one's aims and methods. // a sly corporate raider

Q: Where would 'artful' be a reasonable alternative to 'sly'?

The words artful and sly are synonyms, but do differ in nuance. Specifically, artful implies indirectness in dealing and often connotes sophistication or cleverness. // elicited the information by artful questioning

Q: When could 'crafty' be used to replace 'sly'?

While in some cases nearly identical to sly , crafty implies cleverness and subtlety of method. // a crafty lefthander

Q: In what contexts can 'cunning' take the place of 'sly'?

While the synonyms cunning and sly are close in meaning, cunning suggests the inventive use of sometimes limited intelligence in overreaching or circumventing. // the cunning fox avoided the trap

Q: When is it sensible to use 'foxy' instead of 'sly'?

The synonyms foxy and sly are sometimes interchangeable, but foxy implies a shrewd and wary craftiness usually involving devious dealing. // a foxy publicity man planting stories

Q: When is 'slick' a more appropriate choice than 'sly'?

In some situations, the words slick and sly are roughly equivalent. However, slick emphasizes smoothness and guile. // slick operators selling time-sharing

Q: When might 'tricky' be a better fit than 'sly'?

Although the words tricky and sly have much in common, tricky is more likely to suggest shiftiness and unreliability than skill in deception and maneuvering. // a tricky political operative

Q: When would 'wily' be a good substitute for 'sly'?

The meanings of wily and sly largely overlap; however, wily implies skill and deception in maneuvering. // the wily fugitive escaped the posse

sly

adjective

ˈslī

Definition of sly next

as in cunning

clever at attaining one's ends by indirect and often deceptive means the movie pairs a sly, dissembling ex-con with an upstanding, straight-arrow cop

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Antonyms & Near Antonyms

as in shady

given to acting in secret and to concealing one's intentions why, you sly fellow! I had no idea you were planning my birthday party a sly undercover police officer

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Antonyms & Near Antonyms

as in mischievous

tending to or exhibiting reckless playfulness a sly sense of humor

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Antonyms & Near Antonyms

Synonym Chooser

How is the word sly distinct from other similar adjectives?

Some common synonyms of sly are artful, crafty, cunning, foxy, slick, tricky, and wily. While all these words mean "attaining or seeking to attain one's ends by guileful or devious means," sly implies furtiveness, lack of candor, and skill in concealing one's aims and methods.

a sly corporate raider

Where would artful be a reasonable alternative to sly?

The words artful and sly are synonyms, but do differ in nuance. Specifically, artful implies indirectness in dealing and often connotes sophistication or cleverness.

elicited the information by artful questioning

When could crafty be used to replace sly?

While in some cases nearly identical to sly, crafty implies cleverness and subtlety of method.

a crafty lefthander

In what contexts can cunning take the place of sly?

While the synonyms cunning and sly are close in meaning, cunning suggests the inventive use of sometimes limited intelligence in overreaching or circumventing.

the cunning fox avoided the trap

When is it sensible to use foxy instead of sly?

The synonyms foxy and sly are sometimes interchangeable, but foxy implies a shrewd and wary craftiness usually involving devious dealing.

a foxy publicity man planting stories

When is slick a more appropriate choice than sly?

In some situations, the words slick and sly are roughly equivalent. However, slick emphasizes smoothness and guile.

slick operators selling time-sharing

When might tricky be a better fit than sly?

Although the words tricky and sly have much in common, tricky is more likely to suggest shiftiness and unreliability than skill in deception and maneuvering.

a tricky political operative

When would wily be a good substitute for sly?

The meanings of wily and sly largely overlap; however, wily implies skill and deception in maneuvering.

the wily fugitive escaped the posse

Example Sentences

Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.

Recent Examples of sly Nicholson's portrayal of a rebellious mental hospital inmate is a phenomenal combination of sly intelligence and impish braggadocio, best showcased during the scene where, thwarted in his attempt to watch the World Series on TV, McMurphy ad libs a commentary in front of a blank set. —

Devan Coggan, Entertainment Weekly, 15 Mar. 2026 For that, the world needs the sly-word twisties of Ticktin. —

Pat Beall, Sun Sentinel, 13 Mar. 2026 That’s what happens with Netflix’s saucy eight-part adaptation of Julia May Jonas’ spicy novel, a sly one that’s intent on elbowing academia in a humorous way. —

Randy Myers, Mercury News, 5 Mar. 2026 The shift away from reliability suggests a sly reversal of sympathies from the artist to the do-gooder sibling. —

Elaine Blair, Harpers Magazine, 24 Feb. 2026 See All Example Sentences for sly

Recent Examples of Synonyms for sly

Adjective

In state media comedy shows, jokes about Putin are told from time to time, but they are used to bolster his image as a powerful, cunning leader, and hold up Russia as a great country.

— Neringa Klumbytė, The Conversation, 4 Mar. 2026
These ambitious, cunning, and often amoral Cold War operatives were usually marginal or even inconsequential figures at home.

— Alfred McCoy, Literary Hub, 26 Feb. 2026

Definition of cunning

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“Sly.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/sly. Accessed 2 Apr. 2026.

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Synonyms of sly

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