sachet vs stench

sachet

noun
  • A cheesecloth bag of herbs and/or spices added during cooking and then removed before serving. 

  • A small, sealed packet containing a single-use quantity of any material. 

  • A small scented cloth bag filled with fragrant material such as herbs or potpourri. 

stench

noun
  • a strong foul smell; a stink. 

  • A foul quality. 

verb
  • To stanch. 

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