frumpish vs superannuated

frumpish

adj
  • Poorly dressed; wearing drab, lifeless, ill-fitting clothing, or being clothing of this kind. 

superannuated

adj
  • Obsolete, antiquated. 

  • Retired or discarded due to age. 

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