pester vs praise

pester

noun
  • A bother or nuisance. 

verb
  • To bother, harass, or annoy persistently. 

praise

verb
  • To give praise to; to commend, glorify, or worship. 

noun
  • Commendation; favourable representation in words. 

  • Worship. 

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