undaunted

adjective

un·​daunt·​ed ˌən-ˈdȯn-təd How to pronounce undaunted (audio)
-ˈdän-
Synonyms of undaunted
: courageously resolute especially in the face of danger or difficulty : not discouraged
The sisters, undaunted by their lack of professional training, entertained grandiose expectations about their roles.—Richard Kluger
undauntedly adverb

Synonyms of undaunted

Relevance
See All Synonyms & Antonyms in Thesaurus

Examples of undaunted in a Sentence

The firefighters were undaunted by the dangerous conditions they faced. Undaunted, they continued on their journey.
Recent Examples on the Web
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.
Evans was the undaunted rookie trying to make a name for himself. — Ryan Gaydos, FOXNews.com, 20 June 2026 Outnumbered but undaunted, the ship managed to capture one vessel, while compelling another to run aground and the last to run away. — Ishaan Tharoor, New Yorker, 2 July 2026 Despite the procedural headache, union leaders are undaunted. — Brittany Allen, Literary Hub, 6 May 2026 Ignoring Weeds While many garden plants grow more slowly in hot weather, some weeds are undaunted by heat and use hot spells to gain a foothold in gardens. — Lauren Landers, Better Homes & Gardens, 28 June 2026 See All Example Sentences for undaunted

Word History

First Known Use

15th century, in the meaning defined above

Time Traveler
The first known use of undaunted was in the 15th century

Rhymes for undaunted

See All Rhymes for undaunted

Browse Nearby Words

undauntable
undaunted
undauntedly
See all Nearby Words

Cite this Entry

“Undaunted.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/undaunted. Accessed 10 Jul. 2026.

Copy Citation

Kids Definition

undaunted

adjective
un·​daunt·​ed ˌən-ˈdȯnt-əd How to pronounce undaunted (audio)
-ˈdänt-
: not discouraged or frightened : fearless
undauntedly adverb

More from Merriam-Webster on undaunted

Nglish: Translation of undaunted for Spanish Speakers

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!

Popular in Grammar & Usage

See More

Is that lie 'bald-faced' or 'bold-faced'?

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

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

Commonly Misspelled Words

How to Use Em Dashes (—), En Dashes (–) , and Hyphens (-)
See More

Popular in Wordplay

See More

14 Phobias You Probably Haven't Heard Of

The Longest Long Words List

One-Word Oxymorons: Bittersweet, Spendthrift, and More

Ten Words Ending with a Silent ‘T’

The Words of the Week - Jul 10
See More

Popular

See More

Is that lie 'bald-faced' or 'bold-faced'?

14 Phobias You Probably Haven't Heard Of

The Longest Long Words List
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
banana-mirrored
Contradictory Words Quiz Pick out which word means one thing…and the opp...
See All