laze vs recharge one's batteries

laze

verb
  • To pass time relaxing; to relax, lounge. 

  • To be lazy, waste time. 

noun
  • An instance of lazing. 

  • Laziness. 

  • Acidic steam created when super-hot lava contacts salt water. 

recharge one's batteries

verb
  • To recover mentally by taking a break or engaging in a relaxing activity. 

How often have the words laze and recharge one's batteries occurred in a corpus of books? (source: Google Ngram Viewer )