| attention(noun, activity, care, vigor, determination) |
| concentration(noun, care, firmness, intensity, devotion) |
| course(noun, track, route, path, lane) |
| deliberation(noun, firmness, intensity, devotion, sincerity) |
| engrossment(noun, firmness, intensity, devotion, sincerity) |
| enterprise(vigor, determination, diligence, productiveness, conscientiousness) |
| enthusiasm(noun, firmness, intensity, devotion, sincerity) |
| equanimity(noun, restraint, capacity, fortitude, composure) |
| exertion(noun, industry, assiduousness, meticulousness) |
| heart(noun, drive, strength, energy, ability) |
| immovability(noun, determination, resolution, endurance, grit) |
| importunity(noun, resolve, perseverance, tenacity, insistence) |
| intransigence(noun, resolve, determination, firmness, obstinacy) |
| keenness(noun, firmness, intensity, devotion, sincerity) |
| moxie(noun, strength, ability, resolve, restraint) |
| permanency |
| perpetuity(endurance, stability, steadiness) |
| preservation(noun, extension, continuation, continuance, permanence) |
| pressure(noun, drive, power, strength, energy) |
| progress(noun, course, track, route, path) |