UNDERHANDED Synonyms: 128 Similar and Opposite Words

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

Some common synonyms of underhanded are clandestine , covert , furtive , secret , stealthy , and surreptitious . While all these words mean "done without attracting observation," underhanded stresses fraud or deception. // an underhanded trick

Q: Where would 'clandestine' be a reasonable alternative to 'underhanded'?

In some situations, the words clandestine and underhanded are roughly equivalent. However, clandestine implies secrecy usually for an evil, illicit, or unauthorized purpose and often emphasizes the fear of being discovered. // a clandestine meeting of conspirators

Q: When is 'covert' a more appropriate choice than 'underhanded'?

The meanings of covert and underhanded largely overlap; however, covert stresses the fact of not being open or declared. // covert intelligence operations

Q: When can 'furtive' be used instead of 'underhanded'?

Although the words furtive and underhanded have much in common, furtive implies a sly or cautious stealthiness. // lovers exchanging furtive glances

Q: When might 'secret' be a better fit than 'underhanded'?

While the synonyms secret and underhanded are close in meaning, secret implies concealment on any grounds for any motive. // met at a secret location

Q: When could 'stealthy' be used to replace 'underhanded'?

The words stealthy and underhanded can be used in similar contexts, but stealthy suggests taking pains to avoid being seen or heard especially in some misdoing. // the stealthy step of a burglar

Q: When is it sensible to use 'surreptitious' instead of 'underhanded'?

The synonyms surreptitious and underhanded are sometimes interchangeable, but surreptitious applies to action or behavior done secretly often with skillful avoidance of detection and in violation of custom, law, or authority. // the surreptitious stockpiling of weapons

underhanded 1 of 2

adjective

Definition of underhanded

as in deceptive

given to or marked by cheating and deception the commercial is a part of an underhanded PR campaign to whitewash the company's environmental record

Synonyms & Similar Words

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Antonyms & Near Antonyms

as in clandestine

undertaken or done so as to escape being observed or known by others an underhanded attempt at infiltrating the other party's headquarters

Synonyms & Similar Words

Antonyms & Near Antonyms

underhanded

2 of 2

adverb

as in underhand

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Dissimilar Words

Synonym Chooser

How is the word underhanded distinct from other similar adjectives?

Some common synonyms of underhanded are clandestine, covert, furtive, secret, stealthy, and surreptitious. While all these words mean "done without attracting observation," underhanded stresses fraud or deception.

an underhanded trick

Where would clandestine be a reasonable alternative to underhanded?

In some situations, the words clandestine and underhanded are roughly equivalent. However, clandestine implies secrecy usually for an evil, illicit, or unauthorized purpose and often emphasizes the fear of being discovered.

a clandestine meeting of conspirators

When is covert a more appropriate choice than underhanded?

The meanings of covert and underhanded largely overlap; however, covert stresses the fact of not being open or declared.

covert intelligence operations

When can furtive be used instead of underhanded?

Although the words furtive and underhanded have much in common, furtive implies a sly or cautious stealthiness.

lovers exchanging furtive glances

When might secret be a better fit than underhanded?

While the synonyms secret and underhanded are close in meaning, secret implies concealment on any grounds for any motive.

met at a secret location

When could stealthy be used to replace underhanded?

The words stealthy and underhanded can be used in similar contexts, but stealthy suggests taking pains to avoid being seen or heard especially in some misdoing.

the stealthy step of a burglar

When is it sensible to use surreptitious instead of underhanded?

The synonyms surreptitious and underhanded are sometimes interchangeable, but surreptitious applies to action or behavior done secretly often with skillful avoidance of detection and in violation of custom, law, or authority.

the surreptitious stockpiling of weapons

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 underhanded

Adjective

After Russia’s attempts to exploit social-media networks in 2016, some tech companies also started trying to monitor and police this kind of underhanded meddling. — David D. Kirkpatrick, New Yorker, 3 Aug. 2026 Before Mbappe scored his penalty, Gustavo Velazquez, the Paraguayan defender, scuffed the penalty spot, another underhanded attempt to disturb the tournament favourites. — Adam Crafton, New York Times, 5 July 2026 Years of unrelenting pressure—smear campaigns, interrogations, arrests, a violent raid, and underhanded attempts at control—had succeeded in breaking it. — Bozorgmehr Sharafedin, The Atlantic, 1 June 2026 The Knicks won Game 3 Friday night, and are on the verge of sweeping their rivals, which serves Philadelphia right for trying to pull off such an underhanded scheme. — Leonard Greene, New York Daily News, 9 May 2026 See All Example Sentences for underhanded

Recent Examples of Synonyms for underhanded

Adjective

López’s attorney sent Rivas and her group a cease-and-desist letter last month, citing trademark infringement and deceptive and unfair trade practices, the letter shows.

— Sofia Saric, Miami Herald, 9 Sep. 2026
The technology was also tested against deceptive behaviour, an in a different scenario, fishing boats appeared to retreat while vessels from another direction accelerated toward the coastguard ship.

— Bojan Stojkovski, Interesting Engineering, 30 Aug. 2026

Definition of deceptive

Adjective

Across Greengrass’ three Bourne movies, the elite assassin turns against the clandestine institution that created him, determined to escape its grip and bring its covert operations to light.

— Brian Davids, HollywoodReporter, 10 Sep. 2026
Or that the Apollo moon landing in 1969 was staged, the video shot on some clandestine movie set.

— Susan Page, USA Today, 1 Sep. 2026

Definition of clandestine

Adverb

Each team will alternate tossing the bean bag underhand onto the board until all four bean bags are thrown.

— Anthony Gharib, USA TODAY, 13 June 2023
Pitchers tossed underhand and no one wore gloves yet, resulting in smarting pain in the hands of catchers and first basemen.

— Jeff Suess, The Enquirer, 29 Mar. 2023

Definition of underhand

Adjective

Scammers paste a new code overlapping the restaurant’s code and direct customers to a fraudulent payment system.

— ABC News, ABC News, 10 Sep. 2026
The pair allegedly turned in the fraudulent petitions to several petition coordinators, in order to receive payments from a petition management company.

— Brittny Mejia, Los Angeles Times, 10 Sep. 2026

Definition of fraudulent

Adjective

Across Greengrass’ three Bourne movies, the elite assassin turns against the clandestine institution that created him, determined to escape its grip and bring its covert operations to light.

— Brian Davids, HollywoodReporter, 10 Sep. 2026
Even within those strict parameters, the researchers discovered that about 1,200 AI agents that were not supposed to be communicating with each other used a covert message board.

— Shaun Raviv, CBS News, 10 Sep. 2026

Definition of covert

Adverb

Wolf’s Shinobi Prosthetic houses a grappling hook for scaling rooftops, leaping between trees, and approaching enemies stealthily.

— Aman Kumar, Encyclopedia Britannica, 27 Aug. 2026
From there, the group could stealthily disperse the new strain through air-handling systems at major livestock farms across the United States.

— Elizabeth Sherwood-Randall, Foreign Affairs, 18 Aug. 2026

Definition of stealthily

Adjective

The series contemplates topics like shady lending practices by financial institutions — something that will resonate deeply with today’s economy — and the ethics of placing oneself in a news story.

— Maira Garcia, Los Angeles Times, 1 Sep. 2026
Meanwhile, Melanie’s sister, Steph, begged Melanie to leave Sincere because of his compulsive lying and shady behavior.

— Allison DeGrushe, StyleCaster, 1 Sep. 2026

Definition of shady

Adjective

And a special shoutout to Jed York, the 49ers owner who was recently in the news after his arrest for allegedly trying to pay $160 to an undercover officer who was posing as a prostitute.

— Jon Greenberg, New York Times, 9 Sep. 2026
Police then began an undercover investigation of Conahan and later arrested him on murder charges for Montgomery’s killing.

— Amanda Lee Myers, USA Today, 9 Sep. 2026

Definition of undercover

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“Underhanded.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/underhanded. Accessed 15 Sep. 2026.

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