| briefed(adjective, knowledgeable, aware, informed, savvy) |
| cagey(adjective, careful, cautious, aware, attentive) |
| canny(adjective, smooth, intelligent, brilliant, sophisticated) |
| careful(adjective, cautious, aware, attentive, wary) |
| cautious(adjective, careful, knowledgeable, aware, attentive) |
| chary(adjective, careful, knowledgeable, cautious, aware) |
| companionable(adjective, friendly, agreeable, responsive, amenable) |
| compatible(adjective, cool, friendly, agreeable, down) |
| competent(adjective, smart, intelligent, brilliant, sophisticated) |
| congenial(adjective, friendly, agreeable, responsive, amenable) |
| congruous(adjective, cool, friendly, agreeable, down) |
| conscientious(adjective, careful, knowledgeable, cautious, aware) |
| consistent(adjective, cool, friendly, agreeable, down) |
| consonant(adjective, cool, friendly, agreeable, down) |
| crack(adjective, smooth, smart, intelligent, brilliant) |
| crackerjack(adjective, smooth, smart, practical, expert) |
| delicate(adjective, understanding, cool, smooth, keen) |
| dexterous(adjective, smooth, smart, practical, expert) |
| discerning(adjective, understanding, keen, sharp, smart) |
| discreet(adjective, understanding, keen, sharp, alert) |