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