anxiety blanch fast hurry panic
abruptly alert automatically dead hurriedly jolt quickly quick sharply short startle start suddenly sudden swiftly
challenge compromise frighten stun worry
amazement disbelief distress incredulity shock surprisal surprise
astonishment consternation dismay indignation
alertness attentiveness electric focus intension narrow nervousness pressure strain stressed-out stress tenseness tense tension tensity
apprehension cautious consideration guard vigilance wariness warning
attention defense watchfulness wit
afraid angst anguish apprehensive concern discomfort disquiet doubt fearful fear inquietude misease misgiving nerve nervous perturbation restless terror uncertainty uncomfortable unease uneasiness uneasy unrest