Reegned or Reigned: How To spell?

The word Reegned is misspelled against Reigned, which is past tense of "Reign"

Word contains consecutive vowels 'EI' in between alphabets r & gned is misspelled as 'EE'
Wrong Spelling:  r-ee-gned 
Correct Spelling:  r-ei-gned 
Explore spell check of Reigned to spell without errors.