afield vs astray

afield

adv
  • Away (from the home or starting point, physical or conceptual); usually preceded by far (or farther, further). 

  • Out in the open. 

  • On the field. 

astray

adv
  • In a wrong or unknown and wrongly-motivated direction. 

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