| au courant(expression, adjective, familiar, current, competent) |
| civilized(adjective, familiar, knowledgeable, informed, experienced) |
| competent(adjective, cool, significant, familiar, intelligent) |
| cultured(adjective, familiar, knowledgeable, informed, experienced) |
| discerning(adjective, cool, smart, bright, sensible) |
| fit(adjective, aware) |
| fitted(adjective, familiar, knowledgeable, informed, experienced) |
| hep(adjective, familiar, knowledgeable, skilled, aware) |
| hip(adjective, cool, familiar, knowledgeable, current) |
| insightful(adjective, cool, sensible, significant, familiar) |
| intellectual(smart, bright, thoughtful, serious, cultured) |
| judicious(adjective, cool, sensible, significant, intelligent) |
| keen(smart, bright, sensible, intelligent, sage) |
| literary(adjective, familiar, informed, experienced, cultured) |
| prepared(adjective, familiar, knowledgeable, aware, informed) |
| proficient(adjective, familiar, knowledgeable, skilled, competent) |
| rational(adjective, smart, bright, sensible, intelligent) |
| ready(adjective, smart, bright, aware, brainy) |
| sagacious(adjective, cool, sensible, significant, familiar) |
| sage(adjective, cool, smart, bright, sensible) |