comfortable vs worried

comfortable

adj
  • Confident; relaxed; not worried about someone or something. 

  • Amply sufficient, satisfactory. 

  • In a state of comfort and content. 

  • Providing physical comfort and ease; agreeable. 

noun
  • A stuffed or quilted coverlet for a bed; a comforter. 

worried

adj
  • Thinking about unpleasant things that have happened or that might happen; feeling afraid and unhappy. 

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