fantastic vs quicksilver

fantastic

adj
  • Resembling fantasies in irregularity, caprice, or eccentricity; irregular; grotesque. 

  • Not believable; implausible; seemingly only possible in fantasy. 

  • Existing in or constructed from fantasy; of or relating to fantasy; fanciful. 

  • Wonderful; marvelous; excellent; extraordinarily good or great (used especially as an intensifier). 

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 fantastic and quicksilver occurred in a corpus of books? (source: Google Ngram Viewer )