Lazareto or Lazaretto: How To spell?
The word Lazareto is misspelled against Lazaretto, a noun meaning "A public building, hospital, or pesthouse for the reception of diseased persons, particularly those affected with contagious diseases."
Lazaretto has double "tt" is mispronounced as "t"Remember double 'TT' in between the strings lazare & o which should not be misspelled with single 'T'
Wrong Spelling:  lazare-t-o  Correct Spelling:  lazare-tt-o 
Find more incorrect spellings of Lazaretto to spell right way.