The word Slaightful is misspelled against Sleightful, an adjective meaning "Cunning; dexterous."
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Word contains consecutive vowels 'EI' in between alphabets sl & ghtful is misspelled as 'AI'
Wrong Spelling:  sl-ai-ghtful 
Correct Spelling:  sl-ei-ghtful 
Check more misspelled words of Sleightful to spell it correct.