Colosi or Colossi: How To spell?
The word Colosi is misspelled against Colossi, which is plural of "Colossus"
Colossi has double "ss" is mispronounced as "s"Remember double 'SS' in between the strings colo & i which should not be misspelled with single 'S'
Wrong Spelling:  colo-s-i  Correct Spelling:  colo-ss-i 
Find more incorrect spellings of Colossi to spell right way.