on the ball vs peachy keen

on the ball

prep
  • Alert, active, or attentive; on top of things. 

  • Playing as a midfielder. 

  • Being in control of the ball. 

peachy keen

adj
  • Extremely good, exactly right; all right. 

How often have the words on the ball and peachy keen occurred in a corpus of books? (source: Google Ngram Viewer )