Certaunly or Certainly: How To spell?
The word Certaunly is misspelled against Certainly, an adverb meaning "Without doubt or question; unquestionably."
Word contains consecutive vowels 'AI' in between alphabets cert & nly is misspelled as 'AU'Wrong Spelling:  cert-au-nly  Correct Spelling:  cert-ai-nly 
Check more misspelled words of Certainly to spell it correct.