present tense vs upsetting

present tense

noun
  • A grammatical tense whose principal function is to locate a situation or event in the present time. 

upsetting

noun
  • The action of the verb upset. 

adj
  • Causing upset; distressing. 

  • Conceited; presumptuous. 

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