pencil-thin vs reedy

pencil-thin

adj
  • Somewhat cylindrical and slender like a pencil; also, tall and thin. 

reedy

adj
  • Tall and thin. 

  • High and thin in tone. 

  • Imperfectly welded together in masses of rods. 

  • Full of, or edged with, reeds. 

How often have the words pencil-thin and reedy occurred in a corpus of books? (source: Google Ngram Viewer )