| meditative(adjective, reasonable, keen, deep, rational) |
| meek(adjective, calm, quiet, gentle, restrained) |
| melancholy(adjective, reasonable, keen, deep, rational) |
| mild(adjective, calm, quiet, gentle, restrained) |
| mild-tempered(adjective, calm, quiet, gentle, restrained) |
| museful(adjective, reasonable, keen, deep, rational) |
| musing(adjective, reasonable, keen, deep, rational) |
| normal(adjective, sound, reasonable, sensible, intellectual) |
| objective(adjective, sound, reasonable, sensible, intellectual) |
| omniscient(adjective, knowledgeable, cultured, educated, erudite) |
| pansophic(adjective, sound, knowledgeable, cultured, educated) |
| pedantic(adjective, sound, knowledgeable, cultured, educated) |
| pensive(adjective, reasonable, keen, deep, rational) |
| persevering(adjective, calm, quiet, gentle, restrained) |
| persistent(adjective, calm, quiet, gentle, restrained) |
| philosophically |
| philosophy |
| platonic |
| polymath(adjective, sound, knowledgeable, cultured, educated) |
| pondering(adjective, reasonable, keen, deep, rational) |