The word Overhard is misspelled against Overheard, which is past tense of "Overhear"
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Overheard has vowels 'ea' together mispronounced as 'a'
Word contains consecutive vowels 'EA' in between alphabets overh & rd is misspelled as 'A'
Wrong Spelling:  overh-a-rd 
Correct Spelling:  overh-ea-rd 
Explore spell check of Overheard to spell without errors.