Sleed or Sleid: How To spell?

The word Sleed is misspelled against Sleid, a verb meaning "To sley, or prepare for use in the weaver's sley, or slaie."

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