acerbity vs disdain

acerbity

noun
  • Something harsh (e.g. a remark, act or experience). 

  • Harshness, bitterness, or severity 

  • Sourness of taste, with bitterness and astringency, like that of unripe fruit. 

disdain

noun
  • A feeling of contempt or scorn. 

verb
  • To regard (someone or something) with strong contempt. 

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