duly vs rightward

duly

adv
  • In a due, fit, or becoming manner; as it ought to be; properly. 

  • Regularly; at the proper time. 

rightward

adv
  • To or from the right. 

adj
  • To or from the right. 

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