Unwelness or Unwellness: How To spell?
The word Unwelness is misspelled against Unwellness, a noun meaning "Quality or state of being unwell."
Unwellness has double "ll" is mispronounced as "l"Remember double 'LL' in between the strings unwe & ness which should not be misspelled with single 'L'
Wrong Spelling:  unwe-l-ness  Correct Spelling:  unwe-ll-ness 
Explore spell check of Unwellness to spell without errors.