Definitions

fortitude

[fawr-ti-tood, -tyood] / ˈfɔr tɪˌtud, -ˌtyud /

NOUN

strength of mind; guts

Synonyms

STRONGEST

boldness bravery courage determination endurance fearlessness firmness grit mettle moxie nerve patience perseverance pluck spunk stamina staying power tenacity valor

STRONG

backbone braveness constancy courageousness dauntlessness gutsiness hardihood heart intrepidity pith resoluteness resolution spine spirit starch stomach stoutheartedness valiancy valorousness

WEAK

stick-to-itiveness true grit what it takes

Antonyms

STRONGEST

apathy cowardice fear irresolution laziness lethargy timidity weakness

WEAK

helplessness

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Loyalties and fortitude are repeatedly tested in this immersive drama.

From The Wall Street Journal • Feb. 27, 2026

To be fair, 2025 produced plenty of IPO doozies that investors would be wise to avoid until they demonstrate real technical fortitude.

From Barron's • Jan. 23, 2026

To make a life here, pioneers had to rely on faith, fortitude and family.

From Los Angeles Times • Dec. 22, 2025

Few, if any, poems exist hailing the fortitude of Roman women like Lucretia and her equivalent in “House of Ashur,” Claudia Black’s Cossutia.

From Salon • Dec. 20, 2025

As long as I’d been alive, I’d never encountered the kind of fortitude and loyalty that I found in those rooms.

From "Becoming" by Michelle Obama

Vocabulary lists containing fortitude

The Vocabulary.com Top 1000

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100 Top "SAT" Words

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Grade 9, List 1

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