palatable vs upsetting

palatable

adj

  • Tolerable, acceptable. 

  • Pleasing to the taste, tasty. 

upsetting

adj

  • Conceited; presumptuous. 

  • Causing upset; distressing. 

noun

  • The action of the verb upset. 

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