| crafty(sensible, intelligent, sage) |
| encyclopedic(adjective, intelligent) |
| insightful(adjective, smart, sensible, familiar, deep) |
| instructed(verb, knowledge, familiar, knowledgeable, informed) |
| omniscient(adjective, knowledge, smart, familiar, intelligent) |
| rational(adjective, sensible, intelligent, wise, moral) |
| keen(adjective, sensible, intelligent, wise, learned) |
| abstruse(obscure, deep, thoughtful, precise, knowledgeable) |
| accomplished(knowledge, familiar, informed, experienced, cultured) |
| alert(adjective, familiar, informed, learned, educated) |
| au fait(expression, adjective, familiar, knowledgeable, aware) |
| cerebral(adjective, rational, serious, wise, intellectual) |
| civilized(familiar, knowledgeable, informed, experienced, cultured) |
| conditioned |
| discreet(sensible, intelligent, sage) |
| expert(adjective, familiar, intelligent, knowledgeable, aware) |
| familiar(adjective, knowledgeable, aware, informed, experienced) |
| gifted(adjective, intelligent) |
| grounded(knowledgeable, cultured, educated, scholarly) |
| judicious(sensible, intelligent, wise, moral, cultured) |