condense vs congeal

condense

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

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

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

congeal

verb
  • To change from a liquid to solid state, perhaps due to cold; called to freeze in nontechnical usage. 

  • To become congealed, solidify. 

  • To coagulate, make curdled or semi-solid such as gel or jelly. 

  • To make rigid or immobile. 

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