HARDINESS Synonyms: 52 Similar and Opposite Words

hardiness

noun

Definition of hardiness

as in toughness

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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 hardiness The cold hardiness of muhly grasses ranges from Zone 5 (rose muhly) to Zone 7 (pink muhly and Lindheimer’s muhly). — Daniel Scott, Better Homes & Gardens, 10 June 2026 And there are times when, even experts admit to not doing a thorough cleaning before repotting, based on the hardiness of the plant. — Lauren David, Southern Living, 14 Apr. 2026 Their hardiness comes from their ability to handle temperature extremes. — Jamie McIntosh, The Spruce, 3 Mar. 2026 Inspired by the hardiness of bumblebees, MIT researchers have developed repair techniques that enable a bug-sized aerial robot to sustain severe damage to the actuators, or artificial muscles, that power its wings—but to still fly effectively. — IEEE Spectrum, 17 Mar. 2023

Recent Examples of Synonyms for hardiness

Noun

Then there’s the mastery of technical skills, physical conditioning, tactical intelligence, vision and mental toughness.

— Joshua P. Cohen, Forbes.com, 10 July 2026
For decades, the system has demanded toughness in exactly the wrong places, tolerating dysfunctional technology, absorbing endless documentation, and compensating for broken workflows.

— Frantz M. Berthaud, STAT, 7 July 2026

Definition of toughness

Noun

Wall Street looked past geopolitical tensions with benchmark indexes rising on Big Tech strength and signs of easing inflation, even as Middle East hostilities escalated.

— Anniek Bao, CNBC, 16 July 2026
Testosterone is a hormone produced primarily in the testicles that helps maintain men’s bone density, fat distribution, muscle strength and mass, facial and body hair, red blood cell production and sperm production.

— Joey Garrison, USA Today, 16 July 2026

Definition of strength

Noun

Despite the fact that young women and girls had been welcomed into the organization since 2019, Hegseth seemed to want to restore an older view of Scouting and summer camps, one centered on masculine ideals of ruggedness, individuality and muscular nationalism.

— Derek H. Alderman, The Conversation, 26 June 2026
In developing the mattress, Nissan aimed for a mix of camping comfort and haul-anywhere ruggedness.

— C.C. Weiss May 29, New Atlas, 29 May 2026

Definition of ruggedness

Noun

The Estadio Azteca, which will host the England game, sits 2,240 metres above sea level, which not only gives the hosts an acclimatisation advantage but shifts greater focus onto physical stamina and endurance.

— Colin Millar, New York Times, 4 July 2026
The rucking vest has moved from military training grounds into mainstream fitness gear, and 2026 has delivered a wave of new options built for people who want to add strength and stamina to a simple walk.

— Samantha Agate, Sacbee.com, 2 July 2026

Definition of stamina

Noun

His ideas were too radical even for many of our Founding Fathers, but the vigor of his writing and the clarity of his thinking were as a spark to gunpowder, and that was coming, too.

— Steven Johnson, Washington Post, 14 July 2026
Dividing clumps every few years in early spring also maintains their vigor.

— SJ McShane, Martha Stewart, 11 July 2026

Definition of vigor

Noun

The notion of testosterone as an all-purpose elixir for strength and vitality is not supported by the science.

— Matthew Perrone, Fortune, 16 July 2026
Perhaps her death has haunted her legacy so tenaciously not just because of its sordid details, but because her art is so imbued with a swirl of both impermanence and vitality.

— Eliza Goodpasture, ARTnews.com, 15 July 2026

Definition of vitality

Noun

Nathan thinks Joe is teasing him about his cleanliness, and jokes back that Joe hasn’t changed his sheets, either.

— Rafaela Bassili, Vulture, 14 July 2026
This will help maintain the cleanliness of the stove drip pans (and of your cooking), as well as help keep your stove running as smoothly and efficiently as possible.

— Daley Quinn, Southern Living, 11 July 2026

Definition of cleanliness

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hardily

hardiness

hard-line

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“Hardiness.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/hardiness. Accessed 20 Jul. 2026.

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Synonyms of hardiness

noun

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