Couser or Causer: How To spell?

The word Couser is misspelled against Causer, a noun meaning "One who or that which causes."

Word contains consecutive vowels 'AU' in between alphabets c & ser is misspelled as 'OU'
Wrong Spelling: c-ou-ser
Correct Spelling: c-au-ser
Check more misspelled words of Causer to spell it correct.