Slyightly or Sleightly: How To spell?

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

Word contains consecutive vowels 'EI' in between alphabets sl & ghtly is misspelled as 'YI'
Wrong Spelling:  sl-yi-ghtly 
Correct Spelling:  sl-ei-ghtly 
Find more wrongly spelled words of Sleightly to spell it well.