folderol vs pester

folderol

noun
  • Nonsense or foolishness. 

  • A decorative object of little value; a trifle or gewgaw. 

pester

noun
  • A bother or nuisance. 

verb
  • To bother, harass, or annoy persistently. 

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