The word Heterogeneil is misspelled against Heterogeneal, an adjective meaning "Heterogeneous."
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Heterogeneal has vowels 'ea' together mispronounced as 'ei'
Word contains consecutive vowels 'EA' in between alphabets heterogen & l is misspelled as 'EI'
Wrong Spelling:  heterogen-ei-l 
Correct Spelling:  heterogen-ea-l 
Find more incorrect spellings of Heterogeneal to spell right way.