Shethy or Sheathy: How To spell?

The word Shethy is misspelled against Sheathy, an adjective meaning "Forming or resembling a sheath or case."

Sheathy has vowels 'ea' together mispronounced as 'e'
Word contains consecutive vowels 'EA' in between alphabets sh & thy is misspelled as 'E'
Wrong Spelling:  sh-e-thy 
Correct Spelling:  sh-ea-thy 
Explore spell check of Sheathy to spell without errors.

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