Sdaugn or Sdeign: How To spell?

The word Sdaugn is misspelled against Sdeign, a verb meaning "To disdain."

Word contains consecutive vowels 'EI' in between alphabets sd & gn is misspelled as 'AU'
Wrong Spelling:  sd-au-gn 
Correct Spelling:  sd-ei-gn 
Check more misspelled words of Sdeign to spell it correct.