Synonyms of mettle

mettle

noun

as in strength

strength of spirit; ability to continue despite difficulties

He showed his mettle as a fighter tonight with a heroic comeback.

Related Words

• strength
• stamina
• power
• courage
• grit
• determination
• courageousness
• vigor
• muscle
• fortitude
• potency
• might
• backbone
• puissance
• verve
• life
• brio
• chutzpah
• vitality
• hardihood
• gumption
• dash
• spunk
• ginger
• gusto
• dynamism
• pep
• bounce
• starch
• vinegar
• esprit
• heart
• energy
• main
• temper
• zing
• vim
• juice
• moxie
• pluck
• gas
• punch
• drive
• get-up-and-go
• spirit
• zip
• perseverance
• beans
• fiber
• nerve
• sap
• guts
• go
• pluckiness
• oomph
• gutsiness
• resolution
• snap
• vivacity
• zeal
• spiritedness
• sprightliness
• liveliness
• animation
• vibrancy
• fire
• intestinal fortitude
• fervor
• animal spirits
• briskness
• ardor
• passion
• spunkiness
• élan
• vivaciousness
• jauntiness
• vibrance
• snappiness

Dissimilar Words

• cowardice
• timidity
• spinelessness
• fearfulness
• cowardliness
• weakness
• tenderness
• cold feet
• cravenness
• poltroonery
• feebleness
• softness
• impotence
• dastardliness
• frailty
• delicacy
• infirmity
• timorousness
• powerlessness
• debility
• faintheartedness
• impotency
• faintness
• debilitation
• enfeeblement
• slightness
• mousiness
• disablement
• puniness
• frailness

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

Recent Examples of mettle

Nürburgring Nordschleife is the track for the world’s highest performance cars to prove their mettle. —Bryan Hood, Robb Report, 7 May 2026

Last year’s first round selection Mykel Williams was also lost to injury and Bryce Huff has retired, meaning both Halton and Height could get early chances to prove their mettle. —Graham Womack, Sacbee.com, 26 Apr. 2026

The opportunity could help Shapiro prove his mettle when the presidential campaign season cranks up and would-be candidates go in search of institutional support, endorsements and donor commitments. —CBS News, 25 Apr. 2026

Maybe the Lightning would be down to let brave, hungry fans test their mettle against three Cuban sandwiches. —Matt Reigle Outkick, FOXNews.com, 23 Apr. 2026

Phrases Containing mettle

• on one's mettle

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