Synonyms and related words :
agitation, angst, anxiety, anxiety hysteria, anxiety neurosis, anxious bench, anxious concern, anxious seat, anxiousness, apprehension, apprehensiveness, cankerworm of care, care, cold shivers, cold sweat, concern, concernment, disquiet, disquietude, distress, disturbance, dither, dithers, doubt, dread, fear, foreboding, forebodingness, heebie-jeebies, inquietude, jimjams, jitters, jumps, malaise, misgiving, nervous strain, nervous tension, nervousness, overanxiety, perturbation, pins and needles, pucker, qualm, qualmishness, quivers, shakes, shivers, solicitude, stew, strain, suspense, sweat, tension, trembles, trouble, uneasiness, unquietness, upset, vexation, willies, zeal