lallygag vs prowl

lallygag

verb
  • To dawdle; to be lazy or idle; to avoid necessary work or effort. 

noun
  • Horseplay, fooling around. 

  • A layabout, one who lallygags. 

prowl

verb
  • To idle; to go about aimlessly. 

  • To rove over, through, or about in a stealthy manner; especially, to search in, as for prey or booty. 

noun
  • The act of prowling. 

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