toughness, tenacity, grittiness, moxie, spunk, fearlessness, feistiness, fortitude, scrappiness, guile, gumption, steely, verve, tenaciousness, doggedness, flair, poise, finesse, panache, abrasiveness, smarts, ruthlessness, gutsiness, swagger, guts, courage, perseverance, perseverence, hustle, zest, bravado, cussedness, cockiness, brawn, indomitability, relentlessness, physicality, steadiness, slickness, brashness, fieriness, resourcefulness, brilliance, rawness, resilience, athleticism, edginess, brio, work ethic, stoicism, flashiness, glitz, winsomeness, mettle, scrapper, composure, sass, unselfishness, orneriness, chutzpah, impishness, canniness, charm, truculence, humility, determination, flamboyance, ferocity, decisiveness, adversity, charisma, ingenuity, nous, honesty, explosiveness, ferociousness, pugnaciousness, unflappability, grind, brassiness, je ne sais quois, gameness, nastiness, vigor, craftiness, stubbornness, staunchness, bravery, sureness, soulfulness, grime, headedness, firepower, pizzazz, hwyl, meanness, chirpiness, forcefulness, boldness, fierceness, inventiveness, resoluteness, gravel, grits, sand, rubble, wool, ash, flint, shingle, silt, gold, mortar, chalk, dirt, grain, slate, woollen, clay, cloth, cotton, marble, abrasive, impregnated, intercalated, pebble, polishing, porous, rouge, dolomitic, revolving, silicious, argillaceous, bearing, calcareous, compact, ferruginous, fossiliferous, marly, micaceous, moistened, oolitic

clench, coat, sandstone, surface

backbone, gritrock, gritstone