| sober-minded(adjective, sane) |
| subjective(adjective, reasonable, keen, heavy, intelligent) |
| synthetic(adjective, sound, reasonable, sensible, realistic) |
| unromantic(adjective, hard, sound, reasonable, sensible) |
| unsentimental(adjective, hard, sound, tough, reasonable) |
| well-adjusted(adjective, sensible, stable, normal, sane) |
| well-advised(adjective, good, sound, reasonable, sensible) |
| wholesome(stable, normal, sane, well-balanced) |
| conscious(adjective, understanding, sound, reasonable, keen) |
| good(adjective, sound, reasonable, keen, sharp) |
| healthy(sensible, stable, sober, normal, sane) |
| abstract(adjective, moral, logical, theoretical, cerebral) |
| acute(adjective, understanding, smooth, keen, sharp) |
| algorithmic(adjective, calculational) |
| apt(adjective, clear, reasonable, smart, bright) |
| articulate(adjective, sound, logical, coherent, silver-tongued) |
| clear-eyed |
| clear-sighted(adjective, sensible, wise, shrewd, learned) |
| cognizant(adjective, smart, experience, know, capable) |
| commonsensible(adjective, sound, reason, sensible, sane) |