slog vs tiptoe

slog

verb
  • To walk slowly, encountering resistance. 

  • To strike something with a heavy blow, especially a ball with a bat. 

  • To work slowly and deliberately at a tedious task. 

noun
  • A long, tedious walk, or session of work. 

  • An aggressive shot played with little skill. 

tiptoe

verb
  • To walk quietly with only the tips of the toes touching the ground. 

adj
  • Standing elevated, on or as if on the tips of one's toes. 

  • Moving carefully, quietly, warily or stealthily, on or as if on the tips of one's toes. 

noun
  • The tip of the toe. 

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