| quintessence(noun, quality, character, strength, spirit) |
| bottom(noun, nature, quality, character, strength) |
| essence(noun, spirit, base, effect, matter) |
| marrow(noun, quality, character, strength, spirit) |
| potentiality |
| stuff(noun, quality, character, strength, spirit) |
| pith(noun, quality, character, strength, spirit) |
| quintessential(noun, spirit, quick, soul, marrow) |
| aspect(noun, nature, quality, character, spirit) |
| attribute(noun, nature, quality, character, spirit) |
| backbone(noun, nature, quality, character, spirit) |
| bare possibility |
| base(noun, quality, character, spirit, significance) |
| basis(noun, quality, character, strength, spirit) |
| be-all and end-all(noun, expression, idiom, nature, quality) |
| being(noun, nature, quality, character, spirit) |
| bottom line(noun, expression, quality, character, spirit) |
| burden(noun, quality, character, strength, spirit) |
| caliber(noun, nature, quality, character, spirit) |
| center(noun, strength, spirit, effect, subject) |