| fiber(noun, quality, character, spirit, significance) |
| form(noun, nature, quality, character, spirit) |
| fundamentals(noun, quality, character, spirit, significance) |
| germ(noun, nature, quality, character, spirit) |
| grain(noun, nature, quality, character, spirit) |
| heart(noun, quality, character, spirit, significance) |
| kernel(noun, quality, character, spirit, significance) |
| life(noun, nature, quality, character, spirit) |
| lifeblood(noun, nature, quality, character, spirit) |
| main idea(noun, expression, quality, character, significance) |
| marrow(noun, quality, character, spirit, significance) |
| meaning(noun, quality, character, spirit, significance) |
| meat(noun, quality, character, spirit, significance) |
| name of game(noun, expression, idiom, nature, quality) |
| nitty-gritty(noun, quality, character, spirit, significance) |
| nub(noun, quality, character, spirit, significance) |
| nucleus(noun, quality, character, spirit, significance) |
| pith(noun, quality, character, spirit, significance) |
| point(noun, quality, character, spirit, significance) |
| primary element(noun, expression, source, foundation, origin) |