assuage vs prickle

assuage

verb
  • To lessen the intensity of, to mitigate or relieve (hunger, emotion, pain etc.). 

  • To pacify or soothe (someone). 

prickle

noun
  • A tingling sensation of mild discomfort. 

  • A kind of willow basket. 

  • A small, sharp pointed object, such as a thorn. 

verb
  • To feel a prickle. 

  • To cause (someone) to feel a prickle; to prick. 

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