| stuff(noun, quality, character, spirit, significance) |
| centre |
| crux(noun, quality, character, spirit, significance) |
| nitty-gritty(noun, quality, character, spirit, significance) |
| principle(noun, nature, quality, character, spirit) |
| property(noun, nature, quality, character, spirit) |
| quip |
| spirit(noun, quality, character, significance, heart) |
| being(noun, nature, quality, character, spirit) |
| dodge(noun, objection, complaint, equivocation, cavil) |
| existence |
| fundamental |
| gravamen |
| artifice(noun, objection, complaint, equivocation, cavil) |
| aspect(noun, nature, quality, character, spirit) |
| attribute(noun, nature, quality, character, spirit) |
| axiom |
| backbone(noun, nature, quality, character, spirit) |
| base(noun, quality, character, spirit, significance) |
| basis(noun, quality, character, spirit, significance) |