malaise vs restlessness

malaise

noun
  • An ambiguous feeling of mental or moral depression. 

  • A feeling of general bodily discomfort, fatigue or unpleasantness, often at the onset of illness. 

  • Ill will or hurtful feelings for others or someone. 

restlessness

noun
  • The state or condition of being restless; an inability to be still, quiet, at peace or comfortable. 

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