| go-go(adjective, alert, familiar, wise, knowledgeable) |
| groovy(adjective, alert, familiar, wise, knowledgeable) |
| heedful(adjective, alert, familiar, wise, knowledgeable) |
| hep to(expression, adjective, understanding, keen, sensible) |
| hip(adjective, alert, familiar, wise, knowledgeable) |
| in on(expression, adjective, understanding, keen, sensible) |
| in right mind(expression, adjective, idiom, understanding, keen) |
| in the picture(expression, adjective, idiom, alert, familiar) |
| instructed |
| into(adjective, alert, familiar, wise, knowledgeable) |
| introduced(adjective, familiar, knowledgeable, aware, savvy) |
| keen(adjective, understanding, sensible, certain, alert) |
| kept posted(expression, adjective, familiar, knowledgeable, witting) |
| know-how(adjective, alert, familiar, wise, knowledgeable) |
| know the score(expression, adjective, idiom, alert, familiar) |
| known(adjective, understanding, keen, sensible, certain) |
| latched on(expression, adjective, alert, familiar, wise) |
| lettered(adjective, familiar, informed, learned, educated) |
| no stranger to(expression, adjective, idiom, familiar, knowledgeable) |
| noticing(adjective, understanding, keen, sensible, certain) |