The word Onomatopoeuc is misspelled against Onomatopoeic, an adjective meaning "Onomatopoetic."
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Word contains consecutive vowels 'EI' in between alphabets onomatopo & c is misspelled as 'EU'
Wrong Spelling:  onomatopo-eu-c 
Correct Spelling:  onomatopo-ei-c 
Check more misspelled words of Onomatopoeic to spell it correct.