threepenny vs twopenny-halfpenny

threepenny

adj

  • Of little worth; mean; vulgar. 

  • Having a value or cost of threepence. 

noun

  • A stamp worth three pence. 

twopenny-halfpenny

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