downgrade vs vibe

downgrade

verb
  • To disparage. 

  • to reduce the official estimate of a storm's intensity. 

  • To reduce in complexity, or remove unnecessary parts; to dumb down. 

  • To place lower in position. 

  • To revert software back to an older version. 

noun
  • A reduction of a rating, as a financial or credit rating. 

  • A downhill gradient on a road or railway. 

vibe

verb
  • To get along; to hit it off. 

  • To agree. 

  • To relax and enjoy oneself. 

  • To feel in agreement with; to appreciate. 

  • To stimulate with a vibrator. 

noun
  • An atmosphere or aura felt to belong to a person, place or thing. 

  • Vibration. 

  • A vibrator (sex toy). 

  • A vibraphone. 

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