| stubbornness(noun, drive, energy, resolve, determination) |
| audacity(noun, power, strength, spirit, resolve) |
| chutzpah(noun, character, strength, spirit, resolve) |
| constancy(noun, drive, strength, energy, resolve) |
| crumb(noun, fine, dust, precipitate, grain) |
| decisiveness(noun, resolve, determination, resolution, firmness) |
| energy(noun, force, quality, drive, character) |
| flour(meal, pulverulence) |
| gall(noun, spirit, courage, nerve, daring) |
| gnash(verb, smooth, grind, scrape, sharpen) |
| grate(verb, smooth, grind, scrape, sharpen) |
| grind(verb, sharpen) |
| gritrock |
| heart of oak(expression, idiom, strength) |
| intrepidness(noun, spirit, dash, courage, heart) |
| pertinacity(noun, strength, ability, resolve, determination) |
| pluckiness(noun, spirit, dash, courage, firmness) |
| smut(soil, earth, uncleanness, dirt, sand) |
| staying power(noun, expression, strength, energy, restraint) |
| stick-to-it-iveness(noun, perseverance) |