Certun or Certain: How To spell?
The word Certun is misspelled against Certain, a noun meaning "A certain number or quantity."
Word contains consecutive vowels 'AI' in between alphabets cert & n is misspelled as 'U'Wrong Spelling:  cert-u-n  Correct Spelling:  cert-ai-n 
Check more misspelled words of Certain to spell it correct.