| steadfastness(courage, fortitude, stamina) |
| stoutheartedness(noun, character, strength, courage, will) |
| strength of character(noun, expression, idiom, courage, fortitude) |
| strength of mind(noun, expression, idiom, character, strength) |
| substance(noun, character, strength, courage, will) |
| temper(noun, character, strength, courage, will) |
| temperament(noun, character, strength, courage, will) |
| tenacity(courage, fortitude, stamina) |
| tenor(noun, character, strength, courage, will) |
| toughness(courage, fortitude, stamina) |
| uprightness(noun, honor, strength) |
| vigor(noun, character, strength, courage, will) |
| vital spark(noun, expression, character, strength, courage) |
| vitality(noun, character, strength, courage, will) |
| warmth(noun, character, strength, courage, will) |
| willpower(noun, character, strength, resolve, courage) |
| zest(noun, character, strength, courage, will) |