Sleeded or Sleided: How To spell?

The word Sleeded is misspelled against Sleided, which is past tense of "Sleid"

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