Hammerhad or Hammerhead: How To spell?

The word Hammerhad is misspelled against Hammerhead, a noun meaning "A fresh-water fish; the stone-roller."

Hammerhead has vowels 'ea' together mispronounced as 'a'
Word contains consecutive vowels 'EA' in between alphabets hammerh & d is misspelled as 'A'
Wrong Spelling:  hammerh-a-d 
Correct Spelling:  hammerh-ea-d 
Explore spell check of Hammerhead to spell without errors.

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