| touchy(adjective, uncertain, nervous, worried, hesitant) |
| tremulous(fear, nervous, shy, worried, fearful) |
| unsure(adjective, uncertain, anxious, awkward, nervous) |
| weak(adjective, anxious, nervous, shy, tense) |
| wise(adjective, cool, alert, significant, familiar) |
| witting(adjective, cool, sensible, significant, familiar) |
| worked up(expression, adjective, tense, uneasy, bothered) |
| acquainted(adjective, sensible, alert, familiar, wise) |
| alarm |
| ascared(adjective, fear, afraid, regional) |
| attentive(adjective, kind, deliberate, alert, familiar) |
| au courant(expression, adjective, cool, sensible, alert) |
| cagey(adjective, alert, careful, doubtful, aware) |
| chicken(adjective, shy, worried, afraid, scared) |
| choked(adjective, upset, excited, uncertain, anxious) |
| circumspect(adjective, deliberate, alert, modest, humble) |
| comprehending(familiar, knowledgeable, skilled, experienced, up-to-date) |
| cool(adjective, deliberate, alert, significant, familiar) |
| discomfited |
| discreet(adjective, thoughtful, sober, cautious, prudent) |