| perceptive(adjective, understanding, cool, sound, keen) |
| astute(adjective, understanding, cool, sound, keen) |
| shrewd(adjective, understanding, sound, keen, sharp) |
| intelligent(adjective, understanding, cool, sound, keen) |
| discerning(adjective, understanding, cool, sound, keen) |
| wise(adjective, understanding, cool, sound, reasonable) |
| sagacious(adjective, understanding, cool, sound, keen) |
| sharp(adjective, understanding, cool, sound, keen) |
| acute(adjective, understanding, smooth, keen, sharp) |
| keen(adjective, understanding, sharp, smart, sensible) |
| well-rounded(smart, familiar, intelligent, brilliant, informed) |
| well-versed |
| knowledgeable(adjective, understanding, cool, sound, smooth) |
| aware(adjective, understanding, cool, sound, keen) |
| sage(adjective, understanding, cool, sound, keen) |
| penetrating(adjective, understanding, keen, sharp, smart) |
| perspicacious(adjective, understanding, smooth, keen, sharp) |
| understanding(noun, adjective, sound, sharp, smart) |
| clever(adjective, cool, sound, keen, sharp) |
| business-minded |