deodorant vs smoke screen

deodorant

noun
  • An odor-controlling substance applied to the underarm to counteract odor from perspiration. 

  • Any agent acting to eliminate, reduce, mask, or control odor. 

adj
  • acting or including an agent to eliminate, reduce, mask, or control odor 

smoke screen

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