lumbering vs quicksilver

lumbering

adj
  • Heavy, slow and laborious; ponderous. 

  • Clumsy or awkward. 

noun
  • The business of felling trees for lumber. 

  • The act of one who lumbers; heavy, clumsy movement. 

quicksilver

adj
  • Unpredictable, erratic or fickle; mercurial. 

noun
  • The metal mercury. 

  • An amalgam of mercury and tin applied to the backs of mirrors, quicksilvering. 

verb
  • To overlay with quicksilver. 

  • To treat with quicksilver. 

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