| hardihood(noun, drive, power, strength, energy) |
| resolution(noun, force, quality, drive, power) |
| bottle(noun, spirit, resolve, determination, daring) |
| audacity(noun, order, power, disregard, strength) |
| bowels(noun, adjective, belly, interiority, viscera) |
| gutsiness(noun, strength, energy, ability, resolve) |
| viscera(noun, hold, middle, stomach, belly) |
| balls |
| gameness(noun, force, quality, power, character) |
| intrepidity(noun, drive, power, strength, energy) |
| stamina(noun, strength, energy, spirit, ability) |
| strength(noun, control, force, charge, power) |
| effrontery(noun, order, disregard, strength, spirit) |
| endurance(noun, drive, power, strength, energy) |
| firmness(noun, drive, power, strength, spirit) |
| gall(noun, spirit, informal, face, rudeness) |
| intestines(noun, hold, middle, stomach, interiority) |
| resolve(noun, force, quality, drive, character) |
| tenacity(noun, drive, power, strength, energy) |
| intestinal fortitude(noun, expression, idiom, drive, power) |