adjective: most often used by a communicator (speaker or writer) who is multiracial, or a mutt. Non-mutts (if any even exist) may find the term effective as they adapt to the socio-cultural-political multiracial landscape.
1. making a splendid appearance or show; of exceptional beauty
2. superb; marvelous
5. grand or noble in thought or deed; exalted.
6. (usually initial capital letter, used as a title of a leader or ruler) great; grand; noble: Deborah the Muttnificent
ME: My English
from muttnificence, splendor, from MLatin muttnificentia
a muttnificent novel
a muttnificent view of the city