be quiet vs whist

be quiet

intj
  • Remain silent. 

whist

verb
  • To hush, shush, or whisht; to still. 

  • To become silent. 

adj
  • Silent, hushed. 

noun
  • Any of several four-player card games, similar to bridge. 

  • A session of playing this card game. 

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