| soberness(lucidness, clear-headedness) |
| soul(noun, intelligence, wisdom, intellect, brains) |
| sound judgment(expression, knowledge, practicality, realism) |
| sound sense(expression, knowledge, practicality, realism) |
| spirit(noun, intelligence, wisdom, intellect, brains) |
| stuff(noun, intelligence, wisdom, intellect, brains) |
| substance(noun, intelligence, wisdom, intellect, brains) |
| subtlety |
| sweet reason(expression, knowledge, practicality, realism) |
| tact(noun, intelligence, wisdom, intellect, brains) |
| thought(noun, intelligence, wisdom, intellect, brains) |
| thrust(noun, intelligence, wisdom, intellect, brains) |
| upshot(noun, intelligence, wisdom, intellect, brains) |
| use(noun, intelligence, wisdom, intellect, brains) |
| value(noun, intelligence, wisdom, intellect, brains) |
| voice |
| vote |
| wisdoms |
| wits(knowledge, practicality, realism) |
| worth(noun, intelligence, wisdom, intellect, brains) |