mettle

Definition of mettlenext

Synonym Chooser

How is the word mettle distinct from other similar nouns?

Some common synonyms of mettle are courage, resolution, spirit, and tenacity. While all these words mean "mental or moral strength to resist opposition, danger, or hardship," mettle suggests an ingrained capacity for meeting strain or difficulty with fortitude and resilience.

a challenge that will test your mettle

When can courage be used instead of mettle?

While the synonyms courage and mettle are close in meaning, courage implies firmness of mind and will in the face of danger or extreme difficulty.

the courage to support unpopular causes

When could resolution be used to replace mettle?

The words resolution and mettle are synonyms, but do differ in nuance. Specifically, resolution stresses firm determination to achieve one's ends.

the resolution of pioneer women

When might spirit be a better fit than mettle?

The meanings of spirit and mettle largely overlap; however, spirit also suggests a quality of temperament enabling one to hold one's own or keep up one's morale when opposed or threatened.

her spirit was unbroken by failure

How do tenacity and resolution relate to one another, in the sense of mettle?

Tenacity adds to resolution implications of stubborn persistence and unwillingness to admit defeat.

held to their beliefs with great tenacity

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 mettle Experienced mountaineers can test their mettle and summit Mount Washington—one of the tallest mountains in the east with an elevation of 6,288 feet—with Northeast Mountaineering (from $375). Jen Murphy, Outside, 20 Dec. 2025 The thing these endeavors share is a healthy balance between testing your mountain mettle and having a goofy good time. Outside Online, 17 Dec. 2025 For many programs, this is the first real test of their playoff mettle. MSNBC Newsweek, 6 Dec. 2025 High schoolers, college athletes, young children and local club runners have all tested their mettle on the park’s trails. New York Times, 25 Nov. 2025 See All Example Sentences for mettle
Recent Examples of Synonyms for mettle
Noun
  • The relative strength index, or RSI, is a technical indicator that measures the speed and magnitude of recent price moves.
    Lee Ying Shan, CNBC, 30 Jan. 2026
  • The research relied on metrics covering loneliness, depressive symptoms, memory, and grip strength to gauge physical health.
    Tristan Bove, Fortune, 29 Jan. 2026
Noun
  • For this polar adventure, all gear must be carried to remote and rugged camps, necessitating vigorous training beforehand that focuses on stamina and strength.
    Wendy Altschuler, Forbes.com, 28 Jan. 2026
  • Waning stamina was one explanation; Bainbridge had long been a heavy drinker and smoker.
    Christopher Tayler, Harpers Magazine, 27 Jan. 2026
Noun
  • The power of the crop; or, when bad taste comes all the way back around to being good taste.
    Emily Temple, Literary Hub, 2 Feb. 2026
  • Nebraska law says that while in active service of the state, or at the direction of the governor, National Guard members are peace officers with power to prevent crime, arrest suspects, and execute the process of law.
    Alexandra Kukulka, Chicago Tribune, 1 Feb. 2026
Noun
  • Defense of humanity requires courage, moral clarity and our unwavering action.
    Bernard Cherkasov, Chicago Tribune, 27 Jan. 2026
  • And some poor choices have not diminished the status of the Norwegian Nobel Committee as the international arbiter of moral courage.
    Sean Williams, Harpers Magazine, 27 Jan. 2026

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Cite this Entry

“Mettle.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/mettle. Accessed 4 Feb. 2026.

More from Merriam-Webster on mettle

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