lash out vs splurge

lash out

verb
  • To splash out (spend a lot of money) 

  • To make a sudden violent attack. 

  • To make a fierce verbal attack. 

splurge

verb
  • To spend lavishly or extravagantly, especially money. 

  • To (cause to) gush; to flow or move in a rush. 

  • To produce an extravagant or ostentatious display. 

noun
  • An extravagant indulgence; a spending spree. 

  • An extravagant or ostentatious display. 

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