imperial vs superordinate

imperial

adj
  • Of special, superior, or unusual size or excellence. 

  • Related to an empire, emperor, or empress. 

  • Very grand or fine. 

  • Relating to the British imperial system of measurement. 

noun
  • Any of several combinations of cards which score in this game. 

  • A crown imperial. 

  • A bottle of wine (usually Bordeaux) containing 6 liters of fluid, eight times the volume of a standard bottle. 

  • An outside seat on a diligence or carriage. 

  • A writing paper size measuring 30 × 22 inches, or printing paper measuring 32 × 22 inches. 

  • A kind of dome, as in Moorish buildings. 

  • A variety of green tea. 

  • A card game differing from piquet in some minor details, and in having a trump. 

  • A tuft of hair on the lower lip (so called from its use by Napoleon III). 

superordinate

adj
  • Greater in degree, rank or position. 

  • The relation of a universal proposition to a specific proposition of the same form with the universal quantified variable replaced by a specific instance. 

  • hypernymic 

noun
  • That which is superordinate. 

  • A hypernym. 

verb
  • To cause to be superordinate. 

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