| comprehending(familiar, knowledgeable, skilled, experienced, up-to-date) |
| conscious of(verb, phrasal verb, knowledge) |
| cool(adjective, reasonable, alert, significant, familiar) |
| heedful(adjective, alert, familiar, careful, wise) |
| hep(adjective, familiar, knowledgeable, skilled, experienced) |
| hip to(expression, adjective, aware, conscious, knowing) |
| impressible(adjective, understanding, keen, fine, sensible) |
| impressionable(adjective, understanding, keen, fine, sensible) |
| in the secret(expression, idiom, knowledge) |
| informed of(verb, phrasal verb, knowledge) |
| insightful(adjective, understanding, cool, crack, significant) |
| intellectual(adjective, knowing) |
| into(adjective, alert, familiar, wise, knowledgeable) |
| let into(verb, phrasal verb, knowledge) |
| observing(adjective, understanding, keen, sensible, certain) |
| perceiving(adjective, understanding, keen, fine, sensible) |
| plugged in(expression, adjective, sensible, alert, familiar) |
| privy(adjective, familiar, wise, aware, informed) |
| privy to(verb, phrasal verb, knowledge) |
| proficient(adjective, smart, experience, know, capable) |