Reveulle or Reveille: How To spell?

The word Reveulle is misspelled against Reveille, a noun meaning "The beat of drum, or bugle blast, about break of day, to give notice that it is time for the soldiers to rise, and for the sentinels to forbear challenging."

Word contains consecutive vowels 'EI' in between alphabets rev & lle is misspelled as 'EU'
Wrong Spelling:  rev-eu-lle 
Correct Spelling:  rev-ei-lle 
Check more misspelled words of Reveille to spell it correct.