turbo vs welling

turbo

noun
  • a turbine 

  • A turban shell. 

  • Autofire. 

verb
  • To autofire. 

adj
  • Very, super, etc.; usually relating to a qualitative value (as opposed to quantitative). 

  • Causing or relating to increased speed. 

  • With rapidly-increasing blind levels. 

welling

noun
  • The act of something that wells, or issues forth like water. 

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