Magisterialnes or Magisterialness: How To spell?
The word Magisterialnes is misspelled against Magisterialness, a noun meaning "The quality or state of being magisterial."
Magisterialness has double 'ss' in the end mispronounced as 's'Remember double 'SS' appears in the end of this word which should not be misspelled with single 'S'
Wrong Spelling:  magisterialne-s  Correct Spelling:  magisterialne-ss 
Find more wrongly spelled words of Magisterialness to spell it well.