angst vs anxiety

angst

noun
  • A feeling of acute but vague anxiety or apprehension often accompanied by depression, especially philosophical anxiety. 

  • Emotional turmoil; painful sadness. 

verb
  • To suffer angst; to fret. 

anxiety

noun
  • An unpleasant state of mental uneasiness, nervousness, apprehension and obsession or concern about some uncertain event. 

  • An uneasy or distressing desire (for something). 

  • A state of restlessness and agitation, often accompanied by a distressing sense of oppression or tightness in the stomach. 

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