depressoid vs sick at heart

depressoid

adj

  • Depressing or miserable. 

  • Resembling depression. 

noun

  • A depressed or miserable person. 

sick at heart

adj

  • Despairing, distressed, or anxious. 

How often have the words depressoid and sick at heart occurred in a corpus of books? (source: Google Ngram Viewer )