birdcall vs lamenting

birdcall

noun
  • An imitation of this cry. 

  • Any vocalisation of a bird. 

  • A device used to imitate this cry, so as to lure and catch birds. 

verb
  • To imitate the cry of a bird. 

lamenting

noun
  • Lamentation. 

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