Thoumaturgus or Thaumaturgus: How To spell?

The word Thoumaturgus is misspelled against Thaumaturgus, a noun meaning "A miracle worker; -- a title given by the Roman Catholics to some saints."

Word contains consecutive vowels 'AU' in between alphabets th & maturgus is misspelled as 'OU'
Wrong Spelling:  th-ou-maturgus 
Correct Spelling:  th-au-maturgus 
Check more misspelled words of Thaumaturgus to spell it correct.

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