dry-heave vs throw up

dry-heave

verb
  • To attempt to vomit with the ejection of only gas. 

noun
  • An attempt to vomit that ejects only gas. 

throw up

verb
  • To vomit. 

  • Used other than figuratively or idiomatically: see throw, up. 

  • To cause something such as dust or water to rise into the air. 

  • To give up, abandon something. 

  • To produce something new or unexpected. 

  • To display a gang sign using the hands. 

noun
  • Vomit. 

intj
  • Used as an expression of frustration or to dismiss a conversation partner. 

How often have the words dry-heave and throw up occurred in a corpus of books? (source: Google Ngram Viewer )