TIRELESSNESS Synonyms: 98 Similar and Opposite Words

tirelessness

noun

as in endurance

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Recent Examples of Synonyms for tirelessness

Noun

Mindset & performance coaching Designed for you, to build strength, endurance and confidence to keep moving forward.

— Sponsored content, Baltimore Sun, 25 Aug. 2026
Max Scherzer may be the last starter in baseball who continues to run distances after pitching to maintain strong endurance on the mound.

— Abbey Mastracco, New York Daily News, 25 Aug. 2026

Definition of endurance

Noun

That's far better than most other gaming handhelds, especially compared with my personal Pocket, which has seen a severe drop in stamina over the last few years and can now only last two or three hours at best.

— Will Greenwald, PC Magazine, 22 Aug. 2026
But what stuck out more than the Giants’ toughness in those skirmishes was their football stamina.

— Pat Leonard, New York Daily News, 20 Aug. 2026

Definition of stamina

Noun

Kittle, seven weeks since tearing his right Achilles in a wild-card playoff win at Philadelphia, was seen conditioning with vigor and impressive agility on a side field earlier this week.

— Cam Inman, Mercury News, 14 Aug. 2026
Lastly, to dull the war-mongering vigor of the Rivermen, Ormund installs small, scared little boys, ripped from their homes, all along the chemin de ronde — a baby human shield for Ser Daeron the Daring’s great army.

— Amanda Whiting, Vulture, 10 Aug. 2026

Definition of vigor

Noun

Highlighting the strength of the two countries’ ties, Russian state media has shown images of North Korean troops in training inside Russia over the past year, and Kim Jong Un opened a memorial to North Korea’s Ukraine dead in April.

— Nick Paton Walsh, CNN Money, 21 Aug. 2026
Communities still recovering from last weekend’s hurricane in Hawaii could get pounded again in coming days from another tropical system gaining strength over warm Pacific waters.

— ABC News, ABC News, 20 Aug. 2026

Definition of strength

Noun

There’s an outdoor treatment pavilion, five additional treatment rooms, a sauna, a steam room, and a vitality pool.

— Condé Nast, Condé Nast Traveler, 18 Aug. 2026
Kasdan finds a way to acknowledge painful moments in Short’s life while emphasizing his incredible vitality and resilience.

— Matthew Carey, Deadline, 12 Aug. 2026

Definition of vitality

Noun

Ritchie noted how music positively impacts academic, personal and social goals, as well as teaches lessons of perseverance, collaboration and being a part of a team.

— Sean Krofssik, Hartford Courant, 25 Aug. 2026
Survival, intersectional identity, perseverance, love, empathy, community, connection, and creation are at the heart of their characters and films.

— Brent Lang, IndieWire, 25 Aug. 2026

Definition of perseverance

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tirelessly

tirelessness

tires

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“Tirelessness.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/tirelessness. Accessed 26 Aug. 2026.

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Synonyms of tirelessness

noun

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