forked vs separated

forked

adj
  • That splits into two or more directions, or parts. 

  • Having forks (parts into which anything is furcated or divided). 

separated

adj
  • Detached; not connected or joined; two or more things stand apart. 

  • Estranged; living apart but not divorced. 

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