accompanist vs warbler

accompanist

noun
  • The performer in music who takes the accompanying part. 

warbler

noun
  • A hissy fit. 

  • Any of various small passerine songbirds, especially of the family Sylviidae (Old World warblers) and Parulidae (New World warblers). 

  • One who warbles. 

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