forked vs furcate

forked

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

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

furcate

adj
  • Forked, branched; divided at one end into parts. 

verb
  • To fork or branch out. 

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