| direction(noun, point, sense, meaning, mood) |
| essential part(noun, expression, idiom, substance, importance) |
| fundamental |
| heart and soul(noun, expression, idiom) |
| nuts and bolts(noun, expression, idiom, good, force) |
| purpose(noun, good, feeling, understanding, point) |
| relevance(noun, influence, importance, effect, sense) |
| affection(noun, emotion, mood, temperament, core) |
| amount(noun, area, body, strength, substance) |
| axis(noun, center, middle, target) |
| bosom(noun, emotion, heart, soul, mood) |
| centrality(noun, center, middle, target) |
| centriole(noun, center, middle, target) |
| centrum(noun, center, middle, target) |
| cynosure(noun, center, middle, target) |
| equidistance(noun, center, middle, target) |
| essential |
| event(noun, effect, result, outcome) |
| focal point(noun, expression, place, emotion, quick) |
| head(noun, point, issue, idea, material) |