Hygieust or Hygieist: How To spell?

The word Hygieust is misspelled against Hygieist, a noun meaning "A hygienist."

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