Shaethfish or Sheathfish: How To spell?

The word Shaethfish is misspelled against Sheathfish, a noun meaning "Same as Sheatfish."

Sheathfish has vowels 'ea' together mispronounced as 'ae'
Word contains consecutive vowels 'EA' in between alphabets sh & thfish is misspelled as 'AE'
Wrong Spelling:  sh-ae-thfish 
Correct Spelling:  sh-ea-thfish 
Find more wrongly spelled words of Sheathfish to spell it well.

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