carcinogenic vs poisonous

carcinogenic

adj
  • Causing or tending to cause cancer. 

noun
  • Synonym of carcinogen 

poisonous

adj
  • Negative, harmful. 

  • Containing sufficient poison to be dangerous to touch or ingest. 

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