Main entry: spooky, skittish, flighty, nervous
Definition: unpredictably excitable (especially of horses)
Definition: excited in anticipation
Main entry: nervous
Definition: easily agitated
Usage: a nervous addict; a nervous thoroughbred
Main entry: anxious, uneasy, queasy, unquiet, nervous
Definition: causing or fraught with or showing anxiety
Usage: spent an anxious night waiting for the test results; cast anxious glances behind her; those nervous moments before takeoff; an unquiet mind
Definition: of or relating to the nervous system
Usage: nervous disease; neural disorder