| coldly | calmly, coolly, objectively, rationally |
| discourse | rationality, faculty of understanding |
| distracted | irrational, foolish, unreasonable |
| formal | normal, sane, rational |
| rational | endowed with reason |
| reason | argue rationally [about], debate the pros and cons [of] |
| reasonable | endowed with reason, rational |
| right | in her right mind, sane, rational |
| senseless-obstinate | unreasonably stubborn, irrationally unyielding |
| superstitiously | paying special attention; or: with irrational belief |
| unreasonable | lacking the faculty of reason, irrational |
| well advised | in one's right mind, sane, rational |
| wholesome | reasonable, sensible, rational |