The word Heidforemost is misspelled against Headforemost, an adverb meaning "With the head foremost."
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Headforemost has vowels 'ea' together mispronounced as 'ei'
Word contains consecutive vowels 'EA' in between alphabets h & dforemost is misspelled as 'EI'
Wrong Spelling:  h-ei-dforemost 
Correct Spelling:  h-ea-dforemost 
Find more incorrect spellings of Headforemost to spell right way.