brackish vs seasick

brackish

adj
  • Distasteful; unpleasant; not appealing to the taste. 

  • Repulsive 

  • Salty or slightly salty, as a mixture of fresh and sea water, such as that found in estuaries. 

seasick

adj
  • Suffering from sickness, nausea or dizziness due to the motion of a ship at sea. 

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