noticeably vs proprietously

noticeably

adv
  • In truth and observably. 

  • In a noticeable way. 

  • To a detectable degree, sufficient to be noticed. 

proprietously

adv
  • In a proprietous or proper manner or way; properly. 

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