informal vs kingly

informal

adj
  • Reflecting everyday, non-ceremonious usage. 

  • Suited for everyday use. 

  • Not in accord with the usual regulations. 

  • Not formal or ceremonious. 

  • Not organized; not structured or planned. 

kingly

adj
  • Of or belonging to a king or kings; exercised by a king. 

  • Characteristic of kings, majestic, regal; as befits a king, in the manner of a king. 

adv
  • In a royal manner. 

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