Slieded or Sleided: How To spell?

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

Word contains consecutive vowels 'EI' in between alphabets sl & ded is misspelled as 'IE'
Wrong Spelling:  sl-ie-ded 
Correct Spelling:  sl-ei-ded 
Find more wrongly spelled words of Sleided to spell it well.