Ineffectualnes or Ineffectualness: How To spell?
The word Ineffectualnes is misspelled against Ineffectualness, a noun meaning "Want of effect, or of power to produce it; inefficacy."
Ineffectualness 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:  ineffectualne-s  Correct Spelling:  ineffectualne-ss 
Check more misspelled words of Ineffectualness to spell it correct.