obtuse

adjective

äb-ˈtüs How to pronounce obtuse (audio)
Definition of obtusenext
1
as in blunt
lacking sharpness of edge or point obtuse scissors designed so that young users will not cut themselves

Synonyms & Similar Words

Relevance

Antonyms & Near Antonyms
2
as in dumb
not having or showing an ability to absorb ideas readily forgive me for being obtuse, but I wish you'd explain that to me again

Synonyms & Similar Words

Antonyms & Near Antonyms

Synonym Chooser

How does the adjective obtuse differ from other similar words?

The words blunt and dull are common synonyms of obtuse. While all three words mean "not sharp, keen, or acute," obtuse implies such bluntness as makes one insensitive in perception or imagination.

too obtuse to take the hint

When might blunt be a better fit than obtuse?

The synonyms blunt and obtuse are sometimes interchangeable, but blunt suggests an inherent lack of sharpness or quickness of feeling or perception.

a person of blunt sensibility

When is it sensible to use dull instead of obtuse?

The words dull and obtuse are synonyms, but do differ in nuance. Specifically, dull suggests a lack or loss of keenness, zest, or pungency.

a dull pain
a dull mind

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 obtuse There’s a real satisfaction in staring at a once impenetrably obtuse research note, recalling a bit of information from a recent cross-reference, and feeling your understanding suddenly click into place. — ArsTechnica, 23 Jan. 2026 In addition, the organization was accused of obtuse voting processes, lack of diversity and vicious internecine battles. — Frank Racioppi, Forbes.com, 12 Jan. 2026 Chaikesh learned to conceptualize and think of AI not as a black box (as in, an obtuse system where users can’t follow its internal logic) but as a discipline grounded in clarity and fundamentals. — Matthew Kayser, USA Today, 4 Nov. 2025 And suggesting that Dustin Johnson and Patrick Reed should be on a Ryder Cup team in 2025 is both willfully obtuse and indicative of a person looking back, not forward. — Hugh Kellenberger, New York Times, 2 Oct. 2025 See All Example Sentences for obtuse
Recent Examples of Synonyms for obtuse
  1. blunt
  2. dumb
  3. blunted
  4. stupid
  5. slow
  6. simple
  7. thick
  8. dense
Adjective
  • Authorities have said an autopsy led them to believe her cause of death was a result of blunt force trauma after possibly being struck by a vehicle, the Appeal-Democrat newspaper reported.
    — Rosalio Ahumada, Sacbee.com, 26 Oct. 2026
  • The medical examiner concluded that Paul died from blunt force trauma, the affidavit states.
    — Christine Pelisek, PEOPLE, 26 Oct. 2026
Definition of blunt
Adjective
  • And that's exactly where Glenn was for the second time this season — guilty of the dumbest moment of the week.
    — Armando Salguero OutKick, FOXNews.com, 26 Oct. 2026
  • There’s a dumb ending, involving the Bewitched theme and Dennis Rodman discussing the perils of adult illiteracy (sure), but everything before that is pretty fun, including the Bumblebee Man turning into a bumblebee and Lisa into Albert Einstein.
    — Joshua Kurp, Vulture, 26 Oct. 2026
Definition of dumb
Adjective
  • The results have been impressive enough from far away, but examined more closely as a blunted, external force, Big Brother has almost always been too literal in horror cinema.
    — Alison Foreman, IndieWire, 4 May 2026
  • Orientation matters; garlic is planted vertically, with the root (blunted) end of the clove facing down, and the sprout (pointy) end facing up.
    — Samantha Johnson, Martha Stewart, 3 Mar. 2026
Definition of blunted
Adjective
  • But also, the audience is not used to people delivering blunt questions — no matter how stupid the answer.
    — Jade Tran, Washington Post, 19 Oct. 2026
  • Pierce and Kember were born in the same place on the same day, a lore-enhancing coincidence too stupid to make up.
    — Gabriel Szatan, Pitchfork, 18 Oct. 2026
Definition of stupid
Adjective
  • The song develops into a slow-burn, lighters-up jam, its long, unhurried coda like getting lost in a sea of echoing, overlapping memories.
    — Dash Lewis, Pitchfork, 23 Oct. 2026
  • Protein and fiber slow digestion, supporting satiety and healthy blood sugar regulation.
    — Jillian Kubala, HEALTH, 22 Oct. 2026
Definition of slow
Adjective
  • The actor wore a long black leather coat over a simple black tank, paired with straight-leg blue jeans cinched with a leather belt.
    — Anna Cafolla, Vogue, 25 Oct. 2026
  • The company played with flexible workdays instead of rigid schedules, clearer windows for collaboration, simpler rules for meetings, better ways to share and document work, and more intentional reasons for coming together in person.
    — Deborah Lovich, Fortune, 25 Oct. 2026
Definition of simple
Adjective
  • The public promenade that wraps around the bay in front of the hotel invites walkers, runners, and bikers to explore the historic pathway that leads to the thick, lush pine forest at the edge of the sea.
    — Condé Nast, Condé Nast Traveler, 20 Oct. 2026
  • Bake chicken until deeply browned and an instant-read thermometer inserted into the thickest part of a thigh registers 165°, 25–30 minutes.
    — Rebecca Firkser, Bon Appetit Magazine, 20 Oct. 2026
Definition of thick
Adjective
  • The world building is easier to understand and less dense than Crescent City, and the tone is also the most indicative of SJM’s writing on the whole; Throne of Glass started as a YA series, then becomes more adult over time.
    — Anna Moeslein, Glamour, 24 Oct. 2026
  • The mollusks can form dense colonies that clog pipes, obstruct water flow and foul boat motors.
    — Daniel Hunt, Sacbee.com, 23 Oct. 2026
Definition of dense

Browse Nearby Words

obtunds
obtuse
obtuseness
See all Nearby Words

Podcast

Cite this Entry

“Obtuse.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/obtuse. Accessed 27 Oct. 2026.

Copy Citation
Love words? Need even more definitions?

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

Last Updated: - Updated example sentences

More from Merriam-Webster

Word of the Day

Listen to the pronunciation of milieu

See Definitions and Examples »

Popular in Grammar & Usage

See More

How to Use 'Who' vs. 'Whom'

Merriam-Webster’s Great Big List of Words You Love to Hate

'Affect' vs. 'Effect'

'A' or 'an'? What about before 'h'? An Indefinite Article Guide

Why is '-ed' sometimes pronounced at the end of a word?
See More

Popular in Wordplay

See More

The Longest Long Words List

9 Words That Sound Like Insults But Aren't

12 Lovely and Unusual Words for the Natural World

Why do we 'bury the lede?'

'Za' and 9 Other Words to Help You Win at SCRABBLE
See More

Popular

See More

How to Use 'Who' vs. 'Whom'

The Longest Long Words List

9 Words That Sound Like Insults But Aren't
See More

Games & Quizzes

See All
Play Quordle: Guess all four words in a limited number of tries. Each of your guesses must be a real 5-letter word.
Quordle Can you solve 4 words at once?
Play Blossom: Solve today's spelling word game by finding as many words as you can using just 7 letters. Longer words score more points.
Blossom Pick the best words!
Play Missing Letter: a crossword with a twist. Each of the 25 puzzle words start with a different letter of the alphabet. Which letter is missing?
The Missing Letter A daily crossword with a twist
different halloween monsters in silhouette
A Monstrous Vocab Quiz Words That Go Bump in the Night
See All