| spirited(adjective, sharp, bright, lively, alert) |
| suspicious(adjective, alert, careful, cautious, attentive) |
| switched on(expression, adjective, sharp, bright, lively) |
| thoughtful(adjective, careful, caring, knowledgeable, considerate) |
| tied up |
| tuned in(expression, adjective, careful, knowledgeable, cautious) |
| unblinking |
| unnodding |
| unwinking |
| viable(adjective, active, occupied, running, alive) |
| waiting on(expression, adjective, keen, alert, careful) |
| wired(adjective, sharp, bright, lively, alert) |
| wise(adjective, sharp, bright, lively, alert) |
| with it(expression, adjective, adverb, sharp, lively) |
| with weather eye open(expression, adjective, idiom, keen, careful) |
| accommodating(considerate, responsive, helpful) |
| bright-eyed and bushy-tailed(adjective, sharp, bright, lively, alert) |
| civil(considerate, responsive, helpful) |
| clocked in(expression, adjective, working, available, obliged) |
| clocked in punched in(expression, adjective, idiom, working, available) |