| faithfulness(noun, support, love, honor, passion) |
| fealty(noun, support, love, honor, passion) |
| fervidness |
| glow(noun, feeling, passion, excitement, spirit) |
| heed(noun, activity, care, vigor, intensity) |
| heedfulness(noun, activity, care, vigor, intensity) |
| industriousness(noun, vigor) |
| liveliness(noun, force, quality, character, strength) |
| obstinacy(noun, spirit, resolve, determination, resolution) |
| pietism(noun, love, passion, affection, virtue) |
| potency(noun, force, power, passion, strength) |
| purpose(noun, spirit, resolve, determination, resolution) |
| purposefulness(noun, spirit, resolve, determination, resolution) |
| relentlessness(noun, spirit, determination, firmness, decision) |
| religiosity(noun, love, passion, affection, virtue) |
| resoluteness(noun, spirit, resolve, determination, resolution) |
| severity(noun, force, power, passion, strength) |
| single-mindedness(noun, support, honor, determination, tie) |
| sober-mindedness(noun, importance, significance, gravity, humorlessness) |
| somberness(noun, solemnity, grimness) |