Presumptuousnes or Presumptuousness: How To spell?
The word Presumptuousnes is misspelled against Presumptuousness, a noun meaning "The quality or state of being presumptuous."
Presumptuousness 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:  presumptuousne-s  Correct Spelling:  presumptuousne-ss 
Check more misspelled words of Presumptuousness to spell it correct.