| aptness(knowledge, ability, skill, cunning, talent) |
| arrest |
| art(knowledge, ability, experience, skill, cunning) |
| artful(adjective, keen, sharp, smart, intelligent) |
| artfulness(noun, skill, grace, poise, elegance) |
| artifice(noun, trick, skill, grace, poise) |
| assimilate(verb, grasp, realize, understand, appreciate) |
| astuteness(noun, understanding, knowledge, reason, sense) |
| au courant(expression, adjective, understanding, cool, sensible) |
| awake(adjective, understanding, cool, keen, sharp) |
| awareness(noun, understanding, mind, grasp, wisdom) |
| be aware of(verb, expression, idiom, grasp, acknowledge) |
| be cognizant of(verb, expression, idiom, grasp, acknowledge) |
| be conscious of(verb, expression, idiom, get, accept) |
| be with it(verb, hold, get, accept, consider) |
| brains(noun, understanding, knowledge, mind, reason) |
| brilliant(adjective, keen, smart, bright, familiar) |
| business-minded |
| calculating(adjective, smooth, keen, sharp, smart) |
| capability(noun, power, strength, knowledge, ability) |