Cadex or Caudex: How To spell?

The word Cadex is misspelled against Caudex, a noun meaning "The stem of a tree., esp. a stem without a branch, as of a palm or a tree fern; also, the perennial rootstock of an herbaceous plant."

Word contains consecutive vowels 'AU' in between alphabets c & dex is misspelled as 'A' as letter 'U' is phonetically ignored
Wrong Spelling: c-a-dex
Correct Spelling: c-au-dex
Explore spell check of Caudex to spell without errors.