retard vs snooze

retard

verb
  • To put off; to postpone. 

  • To decelerate; to slow down. 

  • To keep delaying; to continue to hinder; to prevent from progressing. 

noun
  • Retardation; delay. 

  • A slowing down of the tempo; a ritardando. 

  • A person or being who is extremely stupid or slow to learn. 

snooze

verb
  • To pause; to postpone for a short while. 

  • To sleep, especially briefly; to nap, doze. 

noun
  • Something boring. 

  • The snooze button on an alarm clock. 

  • A brief period of sleep; a nap. 

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