Cationing or Cautioning: How To spell?

The word Cationing is misspelled against Cautioning, which is present continuous of "Caution"

Word contains consecutive vowels 'AU' in between alphabets c & tioning is misspelled as 'A' as letter 'U' is phonetically ignor
Wrong Spelling: c-a-tioning
Correct Spelling: c-au-tioning
Find more incorrect spellings of Cautioning to spell right way.