| moxie(noun, spirit, determination, resolution, firmness) |
| nerve(noun, drive, energy, resolve, determination) |
| obduracy(noun, resolve, determination, resolution, steadfastness) |
| obstinance(noun, resolve, determination, resolution, firmness) |
| pluck(noun, drive, energy, spirit, resolve) |
| prolonging(noun, determination, resolution, endurance, persistence) |
| purposiveness(noun, spirit, resolve, determination, resolution) |
| pursuance(noun, determination, resolution, endurance, persistence) |
| sedulity(noun, determination, resolution, endurance, persistence) |
| sedulousness |
| self-confidence(noun, drive, energy, resolve, determination) |
| spine(noun, drive, energy, resolve, determination) |
| spirit(noun, determination, firmness, decision, settlement) |
| spunk(noun, drive, energy, spirit, resolve) |
| stick-to-itiveness(noun, determination, resolution, endurance, persistence) |
| stiff upper lip(noun, expression, idiom, drive, energy) |
| strong |
| tirelessness(noun, determination, resolution, persistence, grit) |
| unhurriedness |
| unshakability |