already vs to this day

already

adv
  • So soon. 

  • Prior to some specified time, either past, present, or future; by this time; previously. 

  • An intensifier used to emphasize impatience or express exasperation. 

to this day

adv
  • Even now, even after this time, still 

How often have the words already and to this day occurred in a corpus of books? (source: Google Ngram Viewer )