| rational(adjective, calm, hard, sound, reasonable) |
| sensible(adjective, calm, hard, sound, reasonable) |
| reasonable(adjective, calm, hard, sound, reason) |
| sound(noun, adjective, good, hard, sound) |
| prudent(adjective, action, calm, sound, reasonable) |
| wise(adjective, calm, sound, reasonable, reason) |
| judicious(adjective, calm, sound, reasonable, reason) |
| lucid(adjective, sound, reasonable, sensible, rational) |
| normal(adjective, good, sound, right, reasonable) |
| intelligent(adjective, sound, reasonable, sensible, rational) |
| sober(adjective, hard, sound, reasonable, sensible) |
| logical(adjective, sound, reasonable, sensible, rational) |
| right(adjective, good, great, sound, complete) |
| sage(noun, adjective, sound, reasonable, reason) |
| balanced(adjective, calm, sound, reasonable, reason) |
| of sound mind(expression, adjective, idiom, sound, reasonable) |
| healthy(adjective, good, great, sound, complete) |
| sagacious(adjective, sound, reasonable, reason, sensible) |
| sapient(adjective, sound, reasonable, moderate, reason) |
| well-balanced(adjective, sensible, rational, equal, stable) |