Michaulmas or Michaelmas: How To spell?
The word Michaulmas is misspelled against Michaelmas, a noun meaning "The feat of the archangel Michael, a church festival, celebrated on the 29th of September. Hence, colloquially, autumn."
Michaelmas has vowels 'ae' together mispronounced as 'au'Word contains consecutive vowels 'AE' in between alphabets mich & lmas is misspelled as 'AU'
Wrong Spelling:  mich-au-lmas  Correct Spelling:  mich-ae-lmas 
Check more misspelled words of Michaelmas to spell it correct.