ineffectual vs twopenny

ineffectual

adj
  • Worthless; ineffective. 

  • Unable or insufficient to produce effect. 

  • Weak, indecisive; lacking forcefulness. 

twopenny

adj
  • Cheap; worthless; petty. 

  • Having a value or cost of twopence. 

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