rosaceous vs rusty

rosaceous

adj
  • Resembling or characteristic of rosacea; rosy; reddish. 

  • Of or pertaining to a rose, or a member of the Rosaceae family of plants. 

rusty

adj
  • Of the rust color, reddish or reddish-brown. 

  • Affected with the fungal plant disease called rust. 

  • Marked or corroded by rust. 

  • Of clothing, especially dark clothing: worn, shabby. 

  • Discolored and rancid; reasty. 

  • Lacking recent experience, out of practice, especially with respect to a skill or activity. 

noun
  • A gun or in particular an old or worn one. 

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