Defulance or Defailance: How To spell?

The word Defulance is misspelled against Defailance, a noun meaning "Failure; miscarriage."

Word contains consecutive vowels 'AI' in between alphabets def & lance is misspelled as 'U'
Wrong Spelling: def-u-lance
Correct Spelling: def-ai-lance
Check more misspelled words of Defailance to spell it correct.