THESAURUS
Mettle
activity, animation, animus, aptitude, ardor, backbone, bent, bias, bottom, brio, briskness, cast, character, chutzpah, constitution, courage, dauntlessness, diathesis, disposition, eccentricity, elan, enthusiasm, gameness, glow, grain, grit, gusto, guts, gutsiness, guttiness, heart, heart of oak, idiosyncrasy, impetuosity, impetus, inclination, individualism, intestinal fortitude, joie de vivre, kidney, leaning, life, liveliness, lustiness, make, makeup, mental set, mettlesomeness, mind, mind-set, mold, moxie, nature, nerve, perkiness, pertness, pith, pluck, pluckiness, predilection, predisposition, preference, proclivity, propensity, resolution, robustness, set, slant, spirit, spiritedness, spunk, spunkiness, stamina, stamp, stout heart, strain, streak, stripe, temper, temperament, tendency, toughness, true grit, turn, turn of mind, twist, type, vivacity, warmth, warp, zest, zestfulness
ROGET THESAURUS
Mettle
Affections
N
affections, affect, character, qualities, disposition, nature, spirit, tone, temper, temperament, diathesis, idiosyncrasy, cast of mind, cast of soul, habit of mind, habit of soul, frame of mind, frame of soul, predilection, turn, natural turn of mind, bent, bias, predisposition, proneness, proclivity, propensity, propenseness, propension, propendency, vein, humor, mood, grain, mettle, sympathy, soul, heart, breast, bosom, inner man, heart's core, heart's strings, heart's blood, heart of hearts, bottom of one's heart, penetralia mentis, secret and inmost recesses of the heart, cockles of one's heart, inmost heart, inmost soul, backbone, passion, pervading spirit, ruling passion, master passion, furore, fullness of the heart, heyday of the blood, flesh and blood, flow of soul, energy, fervor, fire, force, affected, characterized, formed, molded, cast, attempered, tempered, framed, predisposed, prone, inclined, having a bias, tinctured with, imbued with, penetrated with, eaten up with, inborn, inbred, ingrained, deep-rooted, ineffaceable, inveterate, pathoscopic, congenital, dyed in the wool, implanted by nature, inherent, in the grain, affective, in one's heart, at heart, heart and soul, affection is a coal that must be cool'd else suffe.
Courage
N
courage, bravery, valor, resoluteness, boldness, spirit, daring, gallantry, intrepidity, contempt of danger, defiance of danger, derring-do, audacity, rashness, dash, defiance, confidence, self-reliance, manliness, manhood, nerve, pluck, mettle, game, heart, heart of grace, spunk, guts, face, virtue, hardihood, fortitude, intestinal fortitude, firmness, heart of oak, bottom, backbone, spine, resolution, bulldog courage, prowess, heroism, chivalry, exploit, feat, achievement, heroic deed, heroic act, bold stroke, man, man of mettle, hero, demigod, Amazon, Hector, lion, tiger, panther, bulldog, gamecock, fighting-cock, bully, fire eater, courageous, brave, valiant, valorous, gallant, intrepid, spirited, spiritful, high-spirited, high-mettled, mettlesome, plucky, manly, manful, resolute, stout, stout-hearted, iron-hearted, lion-hearted, heart of oak, Penthesilean, bold, bold-spirited, daring, audacious, fearless, dauntless, dreadless, aweless, undaunted, unappalled, undismayed, unawed, unblanched, unabashed, unalarmed, unflinching, unshrinking, unblanching, unapprehensive, confident, self-reliant, bold as a lion, bold as brass, enterprising, adventurous, venturous, venturesome, dashing, chivalrous, soldierly, heroic, fierce, savage, pugnacious, strong-minded, hardy, doughty, firm, determined, dogged, indomitable, up to, up to the scratch, upon one's mettle, reassured, unfeared, undreaded, one's blood being up, courage sans peur, fortes fortuna adjuvat, have I not in my time heard lions roar, I dare do all that may become a man, male vincetis sed vincite, omne solum forti patria, self-trust is the essence of heroism, stimulos dedit oemula virtus, strong and great, a hero, teloque animus proestantior omni, there, is always safety in valor, virtus ariete fortier.