Arousal
/əˈɹaʊzəl/
noun
The act of arousing or the state of being aroused.
“bodily arousal”
Sexual arousal.
“Some people get sexual arousal from the depiction of feet.”
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.
Synonyms: wakefulness, horniness, alertness