| well-educated(witting, versant, pansophic) |
| wide-awake(keen, alert, careful, attentive, conscious) |
| wide awake(expression, adjective, smart, brilliant, awake) |
| worldly-wise(adjective, cool, significant, life, intelligent) |
| aware of(expression, wise, private) |
| able to recognize(expression, adjective, idiom, understanding, keen) |
| abreast of(expression, adjective, current, informed) |
| active(adjective, open, happy, sensible, sympathetic) |
| aesthetic(adjective, understanding, keen, sensible, certain) |
| all eyes |
| all there(expression, adjective, sound, reasonable, rational) |
| appraised(adjective, alert, knowledgeable, conscious, go-go) |
| appreciate |
| apprehending |
| apt |
| assured(adjective, understanding, keen, sensible, certain) |
| at home with(expression, adjective, idiom, familiar, knowledgeable) |
| attentive to(verb, expression, adjective, phrasal verb) |
| avid(adjective, enthusiastic) |
| be up on(careful, knowledgeable, attentive, wary, conscious) |