adequately vs proprietously

adequately

adv
  • In an adequate manner. 

  • Sufficient to satisfy a requirement or meet a need; sufficiently; satisfactorily. 

  • Barely satisfactory or sufficient. 

proprietously

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

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