arousal vs awakening

arousal

noun
  • Arousal from sleep or hibernation. 

  • 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. 

  • The act of arousing or the state of being aroused. 

  • Sexual arousal. 

awakening

noun
  • The act of awaking, or ceasing to sleep. 

  • A revival of religion, or more general attention to religious matters than usual. 

  • The act of becoming aware of something. 

  • Being roused into action or activity. 

adj
  • Rousing from sleep, in a natural or a figurative sense; rousing into activity; exciting 

How often have the words arousal and awakening occurred in a corpus of books? (source: Google Ngram Viewer )