bemoan vs gloat

bemoan

verb
  • To be dismayed or worried about (someone), particularly because of their situation or what has happened to them. 

  • To moan or complain about (something). 

gloat

noun
  • An act or instance of gloating. 

verb
  • To triumph, crow, relish, glory, revel. 

  • To exhibit a conspicuous (sometimes malevolent) pleasure or sense of self-satisfaction, often at an adversary's misfortune. 

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