in rags vs worn out

in rags

prep
  • Very poor or lowly. 

  • Dressed in very old, torn clothes. 

worn out

adj
  • Damaged and useless due to hard or continued use. 

  • Exhausted or fatigued from exertion. 

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