a tad vs rightward

a tad

adv
  • Very. 

  • A lot. 

  • To a small extent; in a small amount. 

  • Slightly; rather. 

rightward

adv
  • To or from the right. 

adj
  • To or from the right. 

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