mouldy vs no good

mouldy

adj

  • Worthless; lousy; rotten. 

  • Covered with mould. 

  • Showing signs of neglect; disused. 

no good

adj

  • worthless or of no merit 

  • useless 

How often have the words mouldy and no good occurred in a corpus of books? (source: Google Ngram Viewer )