displeasure vs irritability

displeasure

noun
  • That which displeases; cause of irritation or annoyance; offence; injury. 

  • A feeling of being displeased with something or someone; dissatisfaction; disapproval. 

  • A state of disgrace or disfavour. 

irritability

noun
  • The state or quality of being irritable; quick excitability 

  • A natural susceptibility, characteristic of all living organisms, tissues, and cells, to the influence of certain stimuli, response being manifested in a variety of ways. 

  • A condition of morbid excitability of an organ or part of the body; undue susceptibility to the influence of stimuli. 

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