undauntable

adjective

ˌən-ˈdȯn-tə-bəl How to pronounce undauntable (audio)
Definition of undauntablenext
as in courageous
feeling or displaying no fear by temperament the undauntable adventurers who crossed the trackless wilderness in search of El Dorado

Synonyms & Similar Words

Relevance

Antonyms & Near Antonyms

Example Sentences

Recent Examples of Synonyms for undauntable
  1. courageous
  2. fearless
  3. brave
  4. heroic
  5. valiant
  6. gallant
  7. bold
Adjective
  • Now in its fifth year, the Albies is the Clooney Foundation’s annual ceremony, which shines an international spotlight on courageous individuals who have dedicated their lives to the pursuit of justice, often at great personal risk.
    — Lisa Lockwood, Footwear News, 1 Oct. 2026
  • At the same time, sympathetic observers feed the need of protesters to feel relevant by praising participants for being bold, courageous, uncompromising and willing to endure abuse and hostility.
    — Chris Roemer, Baltimore Sun, 1 Oct. 2026
Definition of courageous
Adjective
  • This caution is surprising in a writer who has elsewhere been fearless about identity and America, attentive to the country’s institutional capacity to humiliate, compromise, and implicate the people who claim it.
    — Zain Khalid, Vulture, 1 Oct. 2026
  • The fearless action and yachting photographer has spent 40 years capturing iconic images while dangling from the top of a 200-foot mast or diving beneath the keel of a racing boat.
    — Laura Dannen Redman, Robb Report, 24 Sep. 2026
Definition of fearless
Adjective
  • One brave Washingtonian has already embarked on a quest to taste and rate them all.
    — Matt Brooks, Washington Post, 30 Sep. 2026
  • The fact that our law enforcement family lost four brave men that day should highlight that this is not a victimless crime.
    — Matthew Ablon, CBS News, 28 Sep. 2026
Definition of brave
Adjective
  • Even so, the mooted $35 billion valuation looks heroic, said FT Alphaville.
    — The Week UK, TheWeek, 27 Sep. 2026
  • Right-hander Yoshinobu Yamamoto, the stalwart of the rotation, certainly has performed to the level of a Game 1 starter, both this season and in a heroic World Series run last year.
    — Maddie Lee, Los Angeles Times, 26 Sep. 2026
Definition of heroic
Adjective
  • The Florida Panthers were able to mount a valiant comeback in San Jose, rallying from three goals down in the second period and scoring two in the third before ultimately falling in overtime.
    — Austin Perry OutKick, FOXNews.com, 2 Oct. 2026
  • Despite a valiant effort on the water, that milestone failed to normalize a more ever-present female presence at the Cup for almost three decades.
    — Stefano Pozzebon, CNN Money, 28 Sep. 2026
Definition of valiant
Adjective
  • Susanna Moore is terribly important to us, more so than any of Hemingway’s gallant girls.
    — Literary Hub, Literary Hub, 5 Oct. 2026
  • First to one knee and then all the way up like a gallant fighter gathering himself.
    — Mike Lupica, New York Daily News, 11 Sep. 2026
Definition of gallant
Adjective
  • Elia Kazan’s 1955 adaptation of East of Eden is a bold prestige melodrama of the sort Hollywood rarely makes these days.
    — Daniel Fienberg, HollywoodReporter, 1 Oct. 2026
  • In a memo to Arthur Hays Sulzberger, the paper’s publisher, Markel urged a bold pivot.
    — Sam Ezersky, New York Times, 1 Oct. 2026
Definition of bold
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.

Browse Nearby Words

undamaged
undauntable
undaunted
See all Nearby Words

Cite this Entry

“Undauntable.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/undauntable. Accessed 7 Oct. 2026.

Copy Citation
Last Updated: - Updated example sentences
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

Word of the Day

Listen to the pronunciation of discreet

See Definitions and Examples »

Popular in Grammar & Usage

See More

Do You Need a New Language Peeve?

The Exceptions of '-s' and '-es' Plurals

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

Is it 'nerve-racking' or 'nerve-wracking'?

What's the difference between 'fascism' and 'socialism'?
See More

Popular in Wordplay

See More

The Real Origin of 'Supercalifragilistic'

9 Words That Sound Like Insults But Aren't

7 Words for Bad Endings and Rough Situations

Even More Bird Names that Sound Like Insults (and Sometimes Are)

12 Lovely and Unusual Words for the Natural World
See More

Popular

See More

Do You Need a New Language Peeve?

The Real Origin of 'Supercalifragilistic'

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
name tags
Words Named After People Quiz Find out who’s behind "leotard," "morphine," an...
See All