condense vs pollute

condense

verb
  • To be transformed from a gaseous state into a liquid state. 

  • To transform from a gaseous state into a liquid state via condensation. 

  • To concentrate toward the essence by making more close, compact, or dense, thereby decreasing size or volume. 

pollute

adj
  • Polluted; defiled. 

verb
  • To violate sexually; to debauch; to dishonour. 

  • To make something harmful, especially by the addition of some unwanted product. 

  • To make something or somewhere less suitable for some activity, especially by the introduction of some unnatural factor. 

  • To corrupt or profane 

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