kick start vs relaunch

kick start

noun
  • An impetus that starts or restarts some process. 

  • A metal bar on a motorcycle used to start its engine. 

  • A fast or strong start; help with starting or beginning well. 

  • An act of starting a motorcycle by quickly depressing the kick start with one's foot. 

verb
  • To start or begin strongly or quickly. 

  • To make (something) active, functional, or productive again; to reinvigorate (an activity, system, or process). 

  • To start a motorcycle. 

relaunch

noun
  • The act or fact of launching again. 

verb
  • To launch again. 

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