Undefausible or Undefeasible: How To spell?

The word Undefausible is misspelled against Undefeasible, an adjective meaning "Indefeasible."

Undefeasible has vowels 'ea' together mispronounced as 'au'
Word contains consecutive vowels 'EA' in between alphabets undef & sible is misspelled as 'AU'
Wrong Spelling:  undef-au-sible 
Correct Spelling:  undef-ea-sible 
Check more misspelled words of Undefeasible to spell it correct.

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