| stipulation(tenet, axiom) |
| stuff(noun, spirit, heart, basic, bosom) |
| substance(noun, spirit, heart, basic, bosom) |
| superstar(adjective, renowned, meritable, noted, highpowered) |
| sympathy(noun, emotion, mood, temperament, core) |
| talked of(expression, adjective, renowned, meritable, noted) |
| temperament(noun, emotion, mood, core, sentiment) |
| tenderness(noun, emotion, mood, temperament, core) |
| tenet(stipulation, axiom) |
| theorem(noun, law, foundation, basic, stipulation) |
| undercarriage(fundamental, shorts) |
| underlined(adjective, important, essential, critical) |
| understanding(noun, emotion, mood, temperament, core) |
| universal law(expression, fundamental, shorts, undercarriage) |
| unwritten rule(expression, fundamental, shorts, undercarriage) |
| urgent(adjective, important, essential, critical) |
| virtuality(root, mainspring, intermediacy) |
| vital(adjective, renowned, meritable, noted, highpowered) |
| vital part(expression, fundamental, shorts, undercarriage) |
| well-known(adjective, renowned, meritable, noted, highpowered) |