Unwriten or Unwritten: How To spell?
The word Unwriten is misspelled against Unwritten, an adjective meaning "Containing no writing; blank; as, unwritten paper."
Unwritten has double "tt" is mispronounced as "t"Remember double 'TT' in between the strings unwri & en which should not be misspelled with single 'T'
Wrong Spelling:  unwri-t-en  Correct Spelling:  unwri-tt-en 
Find more wrongly spelled words of Unwritten to spell it well.