odor vs sachet

odor

noun
  • Any smell, whether fragrant or offensive. 

  • A strong, pervasive quality. 

  • Esteem. 

sachet

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

  • 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. 

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