Sead or Seid: How To spell?

The word Sead is misspelled against Seid, a noun meaning "A descendant of Mohammed through his daughter Fatima and nephew Ali."

Word contains consecutive vowels 'EI' in between alphabets s & d is misspelled as 'EA'
Wrong Spelling:  s-ea-d 
Correct Spelling:  s-ei-d 
Explore spell check of Seid to spell without errors.