Def or Deaf: How To spell?

The word Def is misspelled against Deaf, an adjective meaning "Decayed; tasteless; dead; as, a deaf nut; deaf corn."

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

You might be interested to know

Decesed or Deceased?

Disesefulness or Diseasefulness?

Dredlessness or Dreadlessness?