Plead or Pleiad: How To spell?

The word Plead is misspelled against Pleiad, a noun meaning "One of the Pleiades."

Word contains consecutive vowels 'EI' in between alphabets pl & ad is misspelled as 'E' as letter 'I' is phonetically ignored
Wrong Spelling:  pl-e-ad 
Correct Spelling:  pl-ei-ad 
Explore spell check of Pleiad to spell without errors.