Proteuform or Proteiform: How To spell?

The word Proteuform is misspelled against Proteiform, an adjective meaning "Changeable in form; resembling a Proteus, or an amoeba."

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