Arousal

Etymology
arouse + -al

Noun

 * 1) The act of arousing or the state of being aroused.
 * 2) A physiological and psychological state of being awake or reactive to stimuli, including elevated heart rate and blood pressure and a condition of sensory alertness, mobility and readiness to respond.
 * 3) Sexual arousal.

Thesaurus
a high; aggravation; agitation; animation; arousing; awakening; bringing out; calling forth; drawing out; eduction; electrification; emotion; evocation; exacerbation; exasperation; excitation; excitedness; excitement; exhilaration; firing; fomentation; galvanization; incitation; incitement; inflammation; infuriation; instigation; irritation; lathering up; manic state; pep rally; pep talk; perturbation; provocation; rabble-rousing; reveille; rousing; rude awakening; steaming up; stimulation; stimulus; stirring; stirring up; stirring-up; whipping up; working up