| eagerness(noun, firmness, intensity, devotion, sincerity) |
| endurance(noun, determination, resolution, persistence, grit) |
| energy(noun, drive, spirit, resolve, determination) |
| enthusiasm(noun, firmness, intensity, devotion, sincerity) |
| fearlessness(noun, drive, energy, resolve, determination) |
| feeling(noun, intensity, sincerity, seriousness, solemnity) |
| firm-ness(noun, drive, energy, resolve, determination) |
| fixedness(noun, resolve, resolution) |
| fortitude(noun, drive, energy, spirit, resolve) |
| hardihood(noun, drive, energy, resolve, determination) |
| heart(noun, drive, energy, spirit, resolve) |
| immovability(noun, spirit, determination, resolution, firmness) |
| indefatigableness |
| independence(noun, drive, energy, resolve, determination) |
| indomitability(noun, drive, energy, resolve, determination) |
| intent(noun, spirit, determination, firmness, decision) |
| intention(noun, spirit, determination, resolution, firmness) |
| intrepidity(noun, drive, energy, resolve, determination) |
| iron will(noun, expression, resolve, determination, resolution) |
| meaningfulness |