The word Haidsmen is misspelled against Headsmen, which is plural of "Headsman"
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Headsmen has vowels 'ea' together mispronounced as 'ai'
Word contains consecutive vowels 'EA' in between alphabets h & dsmen is misspelled as 'AI'
Wrong Spelling:  h-ai-dsmen 
Correct Spelling:  h-ea-dsmen 
Find more wrongly spelled words of Headsmen to spell it well.