Faold or Fauld: How To spell?

The word Faold is misspelled against Fauld, a noun meaning "The arch over the dam of a blast furnace; the tymp arch."

Word contains consecutive vowels 'AU' in between alphabets f & ld is misspelled as 'AO'
Wrong Spelling: f-ao-ld
Correct Spelling: f-au-ld
Find more incorrect spellings of Fauld to spell right way.