lallygag vs loiter

lallygag

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

noun
  • Horseplay, fooling around. 

  • A layabout, one who lallygags. 

loiter

verb
  • To stand about without any aim or purpose; to stand about idly. 

  • To remain at a certain place instead of moving on. 

  • For an aircraft to remain in the air near a target. 

noun
  • A standing or strolling about without any aim or purpose. 

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