| center(noun, body, base, capital, chief) |
| essence(noun, body, base, capital, center) |
| focus(noun, body, base, capital, center) |
| heart(noun, body, base, capital, center) |
| hub(noun, body, base, capital, center) |
| kernel(noun, body, base, capital, center) |
| middle(noun, body, center, chief, bulk) |
| nub(noun, body, base, capital, center) |
| nucleus(noun, body, base, capital, center) |
| pith(noun, body, base, capital, center) |
| quintessence(noun, body, base, capital, center) |
| seat(noun, body, base, capital, center) |
| soul(noun, body, base, capital, center) |
| affair(noun, body, chief, bulk, generality) |
| aggregate(noun, body, chief, bulk, generality) |
| amount(noun, body, chief, bulk, generality) |
| argument(noun, body, chief, bulk, generality) |
| attraction(noun, base, capital, center, central) |
| axis(noun, base, capital, center, central) |
| base(noun, capital, center, central, axis) |