The word Appertuning is misspelled against Appertaining, which is present continuous of "Appertain"
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Word contains consecutive vowels 'AI' in between alphabets appert & ning is misspelled as 'U'
Wrong Spelling:  appert-u-ning 
Correct Spelling:  appert-ai-ning 
Check more misspelled words of Appertaining to spell it correct.