| hard fact(noun, expression, substance, heart, soul) |
| heart(noun, substance, soul, details, essentials) |
| heart of the matter(noun, expression, idiom, substance, heart) |
| important matter(noun, expression, substance, heart, soul) |
| kernel(noun, substance, heart, soul, focus) |
| matter of fact(expression, idiom) |
| meat(noun, substance, heart, soul, focus) |
| meat and potatoes(noun, expression, idiom, substance, heart) |
| name of the game(noun, expression, idiom, substance, heart) |
| nuts and bolts(noun, expression, idiom, substance, heart) |
| postulate |
| quintessence(noun, substance, heart, soul, focus) |
| reality(noun, substance, heart, soul, focus) |
| root(noun, substance, heart, soul, details) |
| soul(noun, substance, heart, focus, details) |
| substance(noun, heart, soul, focus, details) |
| crux of the matter(expression, idiom, details, essentials, fundamentals) |
| details(essentials, fundamentals) |
| essentials(details, fundamentals) |
| name of game(expression, idiom, focus, basics) |