mouldy vs wan

mouldy

adj
  • Worthless; lousy; rotten. 

  • Covered with mould. 

  • Showing signs of neglect; disused. 

wan

adj
  • Bland, uninterested. 

  • Pale, sickly-looking. 

  • Dim, faint. 

noun
  • The quality of being wan; wanness. 

  • A girl or woman. 

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