hardiness

n

1. strength, strongness, able-bodiedness, might, mightiness, virility, power, powerfulness, potence, potency, force, forcefulness, Literary. puissance; toughness, ruggedness, sinew, sinewiness, wiriness, sturdiness, soundness, hardihood; brawniness, muscularity, huskiness, burliness, stoutness, heftiness; robustness, haleness, heartiness, red-bloodedness, vig-orousness, vigor, vim and vigor; healthiness, fitness, fettle; resilience, resiliency, buoyancy, ability to bounce back.

2. fortitude, stamina, fiber, moral fiber, endurance, stability, steadiness, constancy, perseverance, tenacity, holding or lasting or staying power; determination, will, stalwartness, resolution, resoluteness, staunchness, stanchness, steadfastness, firmness, stubbornness, doughtiness, doggedness, bulldog courage.

3. courageousness, bravery, valor, valorousness, valiancy, valiance, heroism, prowess, stout-heartedness, lionheartedness, ironheartedness, great-heartedness, high-heartedness, chivalry, chivalrousness; courage, pluck, backbone, grit, U.S. Inf. sand, nerve, nerves of steel, inner strength, intestinal fortitude, Sl. guts; intrepidity, intrepidness, fearlessness, dauntlessness, awelessness, dreadlessness, lack of fear; adventurousness, adventuresomeness, venturousness, venturesomeness, high-spiritedness, spiritedness, spirit, mettle, game, gameness, Inf. spunk, Inf. spunkiness, Archaic. pith; boldness, bold-spiritedness, daring, derring-do, pluckiness.