keen 1 of 3

Definition of keennext
1
2
3
4
as in quick
having or showing quickness of mind readers who were keen enough to realize that the writer was being satirical

Synonyms & Similar Words

Antonyms & Near Antonyms

5
6
7

keen

2 of 3

noun

keen

3 of 3

verb

Synonym Chooser

How does the adjective keen contrast with its synonyms?

The words acute and sharp are common synonyms of keen. While all three words mean "having or showing alert competence and clear understanding," keen suggests quickness, enthusiasm, and a penetrating mind.

a keen observer of the political scene

In what contexts can acute take the place of keen?

The meanings of acute and keen largely overlap; however, acute implies a power to penetrate and may suggest subtlety and sharpness of discrimination.

an acute sense of style

When would sharp be a good substitute for keen?

While the synonyms sharp and keen are close in meaning, sharp implies quick perception, clever resourcefulness, or sometimes questionable trickiness.

sharp enough to spot a confidence game

How does the adjective keen contrast with its synonyms?

The words acute and sharp are common synonyms of keen. While all three words mean "having or showing alert competence and clear understanding," keen suggests quickness, enthusiasm, and a penetrating mind.

a keen observer of the political scene

In what contexts can acute take the place of keen?

The meanings of acute and keen largely overlap; however, acute implies a power to penetrate and may suggest subtlety and sharpness of discrimination.

an acute sense of style

When would sharp be a good substitute for keen?

While the synonyms sharp and keen are close in meaning, sharp implies quick perception, clever resourcefulness, or sometimes questionable trickiness.

sharp enough to spot a confidence game

How does the adjective keen contrast with its synonyms?

The words acute and sharp are common synonyms of keen. While all three words mean "having or showing alert competence and clear understanding," keen suggests quickness, enthusiasm, and a penetrating mind.

a keen observer of the political scene

In what contexts can acute take the place of keen?

The meanings of acute and keen largely overlap; however, acute implies a power to penetrate and may suggest subtlety and sharpness of discrimination.

an acute sense of style

When would sharp be a good substitute for keen?

While the synonyms sharp and keen are close in meaning, sharp implies quick perception, clever resourcefulness, or sometimes questionable trickiness.

sharp enough to spot a confidence game

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 keen
Adjective
While places like Irvine Ranch, Newport Sea Base and Catalina Island Camps offer activities that may be a dream come true for some kids, not all kids are keen on grand outdoor excursions, and there are camp opportunities for them too. Gqlshare, Oc Register, 22 Mar. 2026 Not in a precious or elitist way, but with the same keen sense of discernment that seasoned improvisers like her have to use when deciding which instincts to trust. Alison Foreman, IndieWire, 20 Mar. 2026
Noun
The song finds Abstract continuing to explore the contours of indie and alternative rock, with a simmering lo-fi guitar riff that gives way to the uneasy keen of a synth. Jon Blistein, Rolling Stone, 25 Oct. 2023
Verb
The sport's powerhouse India did not want to host another event, with Zimbabwe - emerging as a destination for major tournaments - and Sri Lanka keen but bypassed for the UAE, a reliable alternative that doubles as headquarters for the sport's governing body. Tristan Lavalette, Forbes, 26 Sep. 2024 He’s been lauded for sounding like a vestige of another age — his supple, keening tenor the result of years of apprenticeship to the Pakistani artists Ustad Saami and Farida Khanum. Emily Lordi Philip Cheung, New York Times, 10 May 2024 See All Example Sentences for keen
Recent Examples of Synonyms for keen
Adjective
  • This wasn’t surprising, given that intelligence agencies compartmentalize information about sensitive operations.
    David D. Kirkpatrick, New Yorker, 30 Mar. 2026
  • It is well understood in the region that could mean things like broad targeting of sensitive and highly vulnerable energy installations, something Iran has already threatened, essential for the regional and global economies, as well as hard to quickly repair and rebuild.
    Matthew Chance, CNN Money, 29 Mar. 2026
Adjective
  • Much like the days getting longer and the air less biting, a sure harbinger that spring is coming is the 33rd annual West Suburban Irish St. Patrick’s Day Parade in downtown Naperville.
    Annie Alleman, Chicago Tribune, 9 Mar. 2026
  • As the nation bonded as one over the past two weeks biting nails, screaming at wins, wincing at crashes and choking up at all the beautiful moments of Olympic competition, another group of athletes were – and still are – out honing their multi-level championship skills.
    Moira McCarthy, Boston Herald, 25 Feb. 2026
Adjective
  • For a new perspective, hop aboard a Moon River cruise along the Shannon, then step into the Dock Arts Centre or neighboring Leitrim Design House for a quick hit of local creativity.
    Condé Nast Traveler, Condé Nast Traveler, 25 Mar. 2026
  • Washington recorded a respectable 20 reps on the bench press and also looked extremely quick during the 40-yard dash.
    Darin Oswald, Idaho Statesman, 25 Mar. 2026
Adjective
  • The Horned Frogs had a mix of air raid and veer-and-shoot principles under Briles, but are expected to move more to a pro-style scheme under Sammis, who had excellent success with that style of offense at UConn.
    Steven Johnson, Fort Worth Star-Telegram, 26 Mar. 2026
  • In the pre-show rooms, both real-life actors seen were excellent at interacting with real-life visitors and prerecorded monotone movie stars.
    Dewayne Bevil, The Orlando Sentinel, 26 Mar. 2026
Adjective
  • White is excited about his future, and plans to perform at this year's Minnesota State Fair.
    Tony Peterson, CBS News, 30 Mar. 2026
  • But the nail in the coffin for her family was the bike course, which her niece was most excited for.
    Rebecca Cohen, NBC news, 30 Mar. 2026
Adjective
  • In an unexpected move, OpenAI announced its video generating service Sora will be shutting down soon as the company comes under intense pressure from rival Anthropic.
    Elizabeth Robinson, NBC news, 25 Mar. 2026
  • Eucerin’s Advanced Repair Lotion focuses on exactly that, combining intense hydration with ingredients that help reinforce the skin’s natural protective layer.
    Hana Hong, Glamour, 25 Mar. 2026
Noun
  • Ride the thrill of Hostile Design’s passionate wails and percussion overload when the group headlines eight shows to kick off the new year, making their way across California, Rhode Island, Quebec, Ontario, Pennsylvania, and Illinois with the same energy that once fueled their humble beginnings.
    Nina Corcoran, Pitchfork, 24 Mar. 2026
  • Maybe the wails and crushed dreams of American travelers will finally melt their hearts.
    Orlando Sentinel Editorial Board, The Orlando Sentinel, 21 Mar. 2026
Verb
  • Afterward, a student in the audience complained to his parents that, at the event, the deaths of Palestinian civilians had been characterized as collateral damage—a regrettable but unavoidable consequence of the battle against Hamas.
    Eyal Press, New Yorker, 30 Mar. 2026
  • The driver and passenger in the BMW complained of pain.
    Brandon Downs, CBS News, 29 Mar. 2026

Browse Nearby Words

Cite this Entry

“Keen.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/keen. Accessed 1 Apr. 2026.

More from Merriam-Webster on keen

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!

More from Merriam-Webster