Sleghtly or Sleightly: How To spell?

The word Sleghtly is misspelled against Sleightly, an adverb meaning "Cinningly."

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