Tourbilion or Tourbillion: How To spell?
The word Tourbilion is misspelled against Tourbillion, a noun meaning "An ornamental firework which turns round, when in the air, so as to form a scroll of fire."
Tourbillion has double "ll" is mispronounced as "l"Remember double 'LL' in between the strings tourbi & ion which should not be misspelled with single 'L'
Wrong Spelling:  tourbi-l-ion  Correct Spelling:  tourbi-ll-ion 
Check more misspelled words of Tourbillion to spell it correct.