drop-dead vs plush

drop-dead

adv
  • Absolutely final; being the deadline, especially in relation to a date set out in a contract upon which adverse consequences will flow if the contract has not been fulfilled. 

  • Very impressively or spectacularly. 

plush

noun
  • A textile fabric with a nap or shag on one side, longer and softer than the nap of velvet. 

  • A plush toy. 

adj
  • Having a soft, fluffy exterior. 

  • Very extravagant. 

  • Very expensive, or appearing expensive; opulent, luxurious. 

How often have the words drop-dead and plush occurred in a corpus of books? (source: Google Ngram Viewer )