polluted vs tinned

polluted

adj
  • made unclean or impure 

  • drunk 

verb
  • simple past tense of pollute 

tinned

adj
  • Coated, or plated with tin. 

  • Packed in a tin can; canned. 

  • Previously prepared; not fresh or new 

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