undercurrent vs vibe

undercurrent

noun
  • A tendency of feeling or opinion that is concealed rather than exposed. 

  • A current of water which flows under the surface, and often in a different direction from surface currents. 

verb
  • To flow under some surface. 

vibe

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

  • Vibration. 

  • A vibrator (sex toy). 

  • A vibraphone. 

verb
  • To agree. 

  • To get along; to hit it off. 

  • To relax and enjoy oneself. 

  • To feel in agreement with; to appreciate. 

  • To stimulate with a vibrator. 

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