Unfaethful or Unfaithful: How To spell?
The word Unfaethful is misspelled against Unfaithful, an adjective meaning "Not faithful; not observant of promises, vows, allegiance, or duty; violating trust or confidence; treacherous; perfidious; as, an unfaithful subject; an unfaithful agent or servant."
Word contains consecutive vowels 'AI' in between alphabets unf & thful is misspelled as 'AE'Wrong Spelling:  unf-ae-thful  Correct Spelling:  unf-ai-thful 
Check more misspelled words of Unfaithful to spell it correct.