| hub(noun, place, emotion, quick, heart) |
| nitty-gritty(noun, quality, character, strength, spirit) |
| soul(noun, quality, character, strength, spirit) |
| germ(noun, quality, start, character, spirit) |
| axis(noun, center, middle, target) |
| gravamen(noun, law, importance, effect, heart) |
| middle(noun, place, body, spirit, substance) |
| midst(noun, center, middle, target) |
| pip(noun, start, stone, nut, seed) |
| pivot(noun, place, body, substance, quick) |
| root(noun, place, quality, body, character) |
| spirit(noun, quality, character, substance, idea) |
| midpoint(noun, center, middle, target) |
| morsel(noun, piece, bit, essence, nut) |
| quiddity(noun, quality, character, spirit, significance) |
| sum and substance(expression, idiom, importance, heart, essence) |
| fruit(noun, essence, nut, seed, grain) |
| point(noun, quality, character, strength, spirit) |
| inwardness |
| matter(noun, substance, idea, effect, subject) |