detritus vs spam

detritus

noun
  • Any debris or fragments of disintegrated material. 

  • Organic waste material from decomposing dead plants or animals. 

  • Pieces of rock broken off by ice, glacier, or erosion. 

spam

noun
  • Any undesired electronic content automatically generated for commercial purposes. 

  • Unsolicited bulk electronic messages. 

  • A type of tinned meat made mainly from ham. 

verb
  • To send spam (i.e. unsolicited electronic messages) to a person or entity. 

  • To post the same text repeatedly with disruptive effect; to flood. 

  • To do something rapidly and repeatedly. 

  • To send spam (i.e. unsolicited electronic messages.) 

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