| relish(noun, emotion, mood, temperament, core) |
| renowned(adjective, meritable, noted, highpowered, bottom-line) |
| required(adjective, important, essential, critical) |
| requisite(adjective, important, essential, critical) |
| resolution(noun, emotion, mood, temperament, core) |
| response(noun, emotion, mood, temperament, core) |
| rhizome(root, mainspring, intermediacy) |
| root(noun, emotion, heart, soul, mood) |
| rudiment(noun, law, foundation, basic, fundamental) |
| rule(noun, law, foundation, basic, stipulation) |
| seat(noun, emotion, heart, soul, mood) |
| sensitivity(noun, emotion, mood, temperament, core) |
| sentiment(noun, emotion, mood, temperament, core) |
| shorts(fundamental, undercarriage) |
| significant(adjective, important, essential, critical) |
| sine qua non(noun, expression, idiom, law, foundation) |
| soul(noun, emotion, heart, mood, essence) |
| spirit(noun, emotion, heart, mood, basic) |
| spunk(noun, emotion, mood, temperament, core) |
| staples(root, mainspring, intermediacy) |